None
Availability of cvanamid 429' Availability of mtrates 427 Availability of nitrogenous materiala compared 4312 Availability of organic nitrogea.... 42B9 Availability of phospboms ooai» poun(u , . 493 Availability of potaMhimooaipoiiiidt 436 B Bacterip, aerobic 199 Bacteria, anaerobic 199 Bacteria and inorganic comfxnmds. . 228 Bacteria and legumes 218 Bacteria and root-nodules 216 Bacteria and soQ orp^anio matter.. 198 Bacteria causing nitrification. ...... 206 Bacteria, characteristics of. 190 Bacteria, conditions affecting growth of 198 Bacteria, effects produced by \y2 Bacteria in farm manure 329 Bacteria in soil « 19f Bacteria, products of action. . . 192, 193 Barley and peas 592 Barley as a nurse-croo 592 Barley as green-fora^ ^ . . . 591 Barley crop, composition of 597 Barley, crop-rotations for 590 Barkv, fertilizers for 591 Bar , soil for 590 Barnyard manure. See Farm manure. Base, meaning of 29 Bases, chemical action of 26 Bases, names and symbols of 29 Basic compounds and soil addity. 14C Basic comixnmds, effects of, in soils 141 Basic-slag phosphate 275 Basic-slag phosphate, availability of, 436 Basic-slag phosphate, cost of phos- phorus in 447 Beans, field, composition ol crop. 637 Beans, field. fertiUzers for 624 Beans, garden, fertilisers for 623 Beans, string, composttion of crop. 637 Beans, velvet, management of 534 Beans, vdvet. Dltrogen tQ«,,««« •• 554 IH H^drttng la fatm nMOM ♦.,.. 301 0Mts« oommon* oomponttai of cropt 613 Beets, crop-rotationt for v 4S06 Beets, earty garden 607 Beets, fertilizeiB for. ...•• 607 Beets, garden, compositiaa of crop.. 637 Beets grown for cattle-food 608 Beets, mangels, oompoaitioa of crop 613 B^ts, soU for 606 Beets, stigar, fertaUsers for 609 Bergkieserite 283 Blackberry crop, compositioa of. •. 694 Blackberries, fertilizen for 687 Black raspberry crop, oomporitton of 694 Slood. dried 254 Blood, dried, avaOablUty of 430 Blood, cost of nitrogea In. •••..... 446 Bokhara clover 546 Bone, acidulated. ••• • 274 Bone-ash 270 Bone, availabmty of... 430, 435 Bone-black 270 Bone, composition of 266 Bone, cost of nitrogen la.... 447 Bone, cost of phosphorus in 447 Bone, dissolved 274 Bone-dust 267 Bone-flour. ...•.•.•.. 267 Bone- meal 267 Bone, raw • ••••• 267 Bone, steamed..... 267 Bone-taakage 269 Brubsels sprouts 628 Buckwheat as green-crop manure. 594 Buckwheat crop, composition of. 597 Buckwheat, crop-rotaUons fM 593 Buckwheat, fertilisers lor 593 Buckwheat, soils for 593 Burnt lime .^ 365 By-products, compodtkio or. 714 C Cabbage crop, compodtion of. ••••. 637 Cabbage, crop-rotations fof. • 625 Cabbage, fertilisers for... 626 Cabbage, soils for 626 Calcium, action in plants 76 Calcium carbide waste 366 Calcium carbonate. 53, 369 Calcium, combining weight Kod sym- bol of 23 Calcium compounds, amount to use, 382 Calcium compounds and leguminous crops 538 Csldtun compounds as indirect fer- tilisen 363 Calcium compounds, dassification of 389 Calcium compounds, comparison of 370 Caldum compounds, composition of 364 Caldum compounds, cost of 385 Caldum compounds, effects in soils 373 Caldum compounds, forms to use 384 Caldum compounds, how to apply. 388 Calcium compounds in soils 106 Caldum compounds, mistakes about, 519 Caldum. compounds of 52 Cddmn oomponnds, itfdfaHtr of.. 371 Caldum compounds, whan to oae. • 383 Caldum, distribution in plants. ... 77 Caldum hydroiide, onrnpowitinn, 54, 367 Caldum xutrate 41, 249 Caldum nitrate, effect on eoils ... plants *• Chemical element oonililiTtng weights of ••..*•••• *^ Chemical elements in plants.. .•••• *J Chemical elements, svnbols of...»* ^ Cherry crop, compositlaB of. ^ fertilizen for ^ Chili saltpeter .•• Hi Chloride of potassium....'. 31, 279 Chloride of sodium 38, 391 Chlorine, action in plants y ^ Chlorine , combining weight end tVtOf . , bol of g Chlorine, compounds of .••• Jf Chlorine, source of ..••• «^ Chlorophyl in plants. INDEX 725 Qtevt frtttti* tetflittv for 685 Cutyt pcppcrtiet of ^ , 96 Clay ioOi, plant-food needs of 413 Clay Mils, propertiei o£ 99 Clay tsacture 95 OlQiver, akike, management of 545 Clover, Bokhara 546 Clover, crimson, management of... 546 Clover, crimson, nitrogen in 547 Clover, mammoth red, management of 545 Clover, red, as green-crop mantire. 543 Clover, red, for meadows, pastures, etc 544 Clover, red, management of 544 Clover, red, nitrogen in 544 Clover, sweet, management of 546 Clover, white, management <^ 545 Combining proportions of elements 23 Commercaal fertiHsers, advantages of using 473 Commercial fertiHsers, disadvantages 474 Commerdat fertilisers, facts about. 449 Commerdal ferttUsers, reliability of 475 Commercial valuation and agricultu« rsl value 468 Commercial valuation and retail cost 464 Commercial valuation, how to make 464 Commercial valuation of fertilizers 464 Commercial valuations, use at...... 469 Compositiott of farm crops 714 Composition of fertilixing materials tabulated 711 Composting 325 Ompounds, rimpto and complex. 36 Com as green-foraye crop 579 Com cfop, composition 01 « 597 Com« crop-rotations for 575 Com, fertiUsers for 576 Com, planting, cultivation, etc.. 579 Com, pop, management of 581 Cora, snage, fertOiaer for 580 Com, soil and preparation 576 Com, sweetf composition 01 crop. • 637 Com, sweet, fertmzers for 631 Cost of nitrogen in plant-lood mate- rials 446 Cotton crop, composition of 710 Cotton, crop-rotationa f or 696 Cotton, fertilisers for 696 Cotton, soils for 696 Cottonseed-meal 253 Cottonseed-meal, availability of.... 430 Cover-crops for orchards 680 Cover-crop, millet for 595 Cover-crops, turnips for 612 Cow manux«, composition of 291 Cowpea crop, composition of. .... 556 Cowpea crop, management of 550 Cowpea crop, nitrogen in 553 Crisnon clover crop, composition d 556 Cftaisoo clover, management of... 546 Crimsoo donrer, nitrogen in 547 Crop production, factors in 399 Grop40tatlon« effect on yield 504 Crop-rotation, genersl prindplss of 505 Crop-rotation, reasons tor 499 Crop-rotations, examples of 507 Crop-rotation systems, conditions affecting 506 Crop-rotation systems, essentials of 505 Crop-rotation systems, order of crops in 506 Crops, appearance of, showing needs 411 Crops, cereal 574 Crops, feeding-power of 172 Crops, green-forage 574 Crops, indicating need of nitrooen. 411 Crops, indicating need of phcephorus 412 Crops, indicating need ot potassiuic 413 Crops, leguminous 536 Crops, order of, in rotation system. 506 Crops, plant-food formulas tor. .... 528 Crops, relation of soil fungi to. 230 Crops, relation of soU protosoa to. 231 Crops, removal of plant-foods by.. 175 Crops, rotation of 498 Crops used for green manure 353 Crumb structure of soils 101 Cucumber crop, composition of... 637 Cucumbers, fertilisers for 629 Cultivation , 155 Currant crop, composition ait 694 Currants. fertiUsers for... 688 Cyanamid 42« 247 Cyanamid, availability 0^ ^S Cyanamid, cost of nitrogeF m 44t- Cyanamid- effects on eoili..... ..... 44C D Decay, process of 201 Decomposition of manure^ contra' of 3% Decomposition, process OE 19^ Denitnfication, process of. ^. » 2Uk Di-caldum phosphate, availability of 433 Dissolved bone 274 Double potash-manure salts. ...... 28C Drainage 156 Dried blood, availability of 430 Driers, use of , in fertiUsers 48C B Berth's crust, compositiaD ok lOft Eggplant, crop composition of ... 637 Eggplant, fertilizers tor .,....,... 637 Elonents, air-derived 16 Elements, air-derived, proxxntions in plants 17 Elements, combining weights df. .. 23 Elements in compounds, calcuIaUng percentage of 2S Elements, mineral 16 Elements, mineral, proportions ic plants li Elements ot plants 15 Elements, relative agricultural lm« portance of 21 Elements, soil-derived 16 Elements, symbols of ,. 23 Excrements, amounts oroduoed.... 293 jTlb INXXBX CxcmnentSt dftootmwtltlop of 306 Excrements, effect at food on 207 Excrements, fresh, ccmposltion of. 291 Excrements, plaot-lood value of. • 2M F Psm crops, contpontton ••••••■•.• 714 Farm manure, agricultural value .. 330 Farm manure, ammonia in 306 Farm manure, amount to ttae 341 Faim manure and bacteria 329 Farm manure and weed seeds.. 337, 339 Farm manure, annual value per anl- mal 297 Farm manure as plant-food 328 Farm manure, availability of 431 Farm manure, bedding in 301 Farm manure, changes in 288 Farm manure, commercial valuation 330 Farm manure, composition 288 Farm manure, decomposed, use of. 338 Farm manure, decomposition in air 314 Farm manure, decomposition of. , 306 Farm manure, depth to cover 346 Farm manure, distribution ot 343 Farm manure, fertilizing value of.. 328 Farm manure, fire-fa nging of 312 Farm manure, fresh and decomposed 314 Farm manure, fresh, use of 332 Fann manure in relation to crops. 339 Farm manure in relation to soils. 339 Farm manure, methods of using. 346 Farm manure, organic matter in. 328 Farm manure, unbalanced character of 331 Farm manure, use of absorbents In 316 Farm manias use of acid phosphate with 319 Farm manure, use of floats with. 319 Farnr manure, use of gypsum with 317 Farm rranure. u.«?e of kaJnite with 318 Farm manure, use of land-plaster with ....^ 317 Parm manure, use of sulphurous acid with 320 Fami manure, value per ton ...... 303 F arm manure, when to apply 344 Feedmg-powta of crops 272 Feeds, fertiiizhig matcnaJB ir 714 Ferlilizei , dclinltion o£ 237 Feitili/er e.xptriiiicntc 416 Fertilize! lonnuiai, limitation of. 526 Fertilizer, Indirect, definitjoc of. 239 P'criilizer lawb 470 FeitiUzer laws, limitations of 4/2 Fertilize! materials, diyuees and fino- nctjb ot 484 Fertilizer plots, experimcnuj work v.lth 419 Fenilizers, adaptation to crops. 442 Fertilizers, amoanu of piairt-foods in 523 Fertiliaei's ajid qvLahty of fruit .... 676 FcrtiilzGnj and ecili inoculation 520 Feri.iii£eri, and tillage 519 FertU^scTK, e.ppiv*'.!^ to ffuit ti-ecs.. 678 FK-Olizers. :]rtl£cial 449 Pace ^vTvUBBKvb w0Bv mWDOU QK DiQDDlK VOv FertiUnn, bnmd-naniK of Ml PertUaent chesdcel.*..., ;••* M^ Pertflieers, oomuiercial, facta about 449 FertiHsers, oonunerdal valuatioa pf 464 PertlHserB, common mistakes about SIS PsrtiUaers, complete 242, 449 PertlHsen, ooncentnited, catitioii In ^uslng S32 PBTtfllzers, oondltftoii of effsctive use of 397 Fertfllzers, co-operative pitrrhaiie of 490 PertlUaers. direct 219 Fertilizers, effects upan aolls 437 Fertilizers, efficiency of 513 Fertilizers, hl^-grade 440 Fertilizers, home-mixed. 476 Fertilizers, Incomplete 2C2. 449 Fertilizers, inflnenoe on qaaHty of crop 444 FertihzcTs, low-«rade 460 Fertilizers, methods of t^p^tsf^aast, , , 530 Fertilizers, misleading naiDCB Off.... 463 Fertilizers relatku off bttmna to. 139 Fertilizers, relatiofi of oiBRofc matter to 139 FertCisere, soluble, dbtrfbwtioc of.. S34 Fertiilzers, times of applying. • •. 534 Fertilizers to etaart crops 521 Fertflizers, using too flmaO amornite of 519 Fertilizers, when needed 406 Fertilizing materials. dasstficatlaD of 238 Fertilizing materials, oaax^aaXSasx Off 711 Fertilizing materials ir. feeds 714 Fertilizing value of fairn manure. 328 P.eid-bean crop, compositioQ of. 556 Field-beans, fertilizers for 624 Field crops and orchard Grops, dlfo> ences in ...•>.,.. 669 Field-pea crop, compositioQ of 556 Field-peas, fertilizers for 624 Field- pea£, for green crop xnBOBre. W Ficid-i)eas, nitrogen in 550 Fiiiers.. use of 480 Fire^angin^ of farm mannce. 312 Fish, snduia'^d ,. •••• 256 Fish, a^'aaabulty of 430 Fish. ooGt of nitrogen In. • 447 Flbb, cost of pnospboniB In 447 Fisl., dried 256 Fixation, chem^ca^^ of plant-foods la sous 181 F-jJ^tion of carbon bj' plants 163 Fixation of nitrogen, non-eymhiotic 214 F:>ation ol nitrogen, symbiotic. • • • 215 Fixation, pliysic^, of plant^bods !n scik 184 FifiJr atDpc composition of ........ • 710 Flax crop. fertiJizcrs tor 707 F i?jt, crop-rotations for • 705 Flax, seed for , • ». 908 Fiox, soils 101-. , • 704 Floats, cost of piiospbocus III...... 44^ FioaU- vsitn farm manure.**.*..... 319 Flocculation ot eoil8>.o..... -•. 97 Florida phosphates 263 INDEX 727 PM» Flowers, cut, care of .^. 668 Flowers, cut, use of ammonium ni- trate with 668 Pood and excrements 01 animals... 297 Pood, digestibility and fertilizer value 300 Forcing-house crops, fertilizers for. 647 Forcing-house crops, soils for 640 Formulas for diflFerent crops 528 Formulas for fertilizers, limitations of 526 Fruit crops 669 Fruit crops, fertilizers for 676 Fruit crops, fertilizing constituents in 694 Fruit, quality of, and plant-feeding. 676 Fimgi, relation of, to soils and crops 230 O Garbage-tankage 257 Garden-beans, fertilizers for 623 Garden crops, fertilizers for 618 Garden crops, fertilizing constituents in 637 Garden crops, general characteristics 614 Garden crops, soil for 617 Garden-peas, fertilizers for 624 Gas-lime 366 German jratash mines 278 Gooseberry crop, composition of. 694 Gooseberry crop, fertilizers for 689 Grape crop, composition of 694 Grape crop, fertilizers for 687 Grass crops, composition of 573 Grass, fertiUcer for seeding 561 Grass, Kentucky blue 565 Grass, orchard 565 Grass, perennial rye 565 Grass, red fescue 565 Grass, red-top 565 Grass, Rhode Island bint 565 Grass, tall meadow fescue. 565 Grass, timothy 564 Grass seeds, mixture for lawns. 573 Grass seeds, mixtures for meadows 564 Grass seeds, mixtures for pastures. 567 Green-crop manure, availability df 431 Green-crop manure, buckwheat as. 594 Green-crop manure, effects of 348 Green-crop manure, rye as 587 Green crop manures 348 Green-crop manures, use of 354 Green-forage crop, com as 579 Green-forage crop, oats as 589 Green-forage crop, r)'e as 586 Green-forage crop, wheat as 584 Green-forage crops 574 Green-forage crops, oats and peas as 589 Greenhouse crops 638 Greenhouse crops, fertilizers for. 647 Greenhouse crops, plant-food mate- rials for 645 Greenhouse crops, soils for 640 Green-manure, crops used for 353 Guanos, nitrogenous 258 Guano phosphates 265 Guarantee-analysis, best form of.. 458 Gtutfantf unnlysls, taxSty fonm oC 451 Guarantee-analysis, how to use.... 457 Guarantee-analysis, meaning of ..•• 450 Guarantee-analysis, simple lomi.., 451 Gypstmi S5, 370 Gypsum, effects on soils 377 Gypsum with farm manure 317 H Hair, availability of 431 Hair, nitrogen in 259 Harrowing 155 Hen manure, composition of 291 Home mixtures, how to calculate. 491 Home-mixed fertilizers 476 Home-mixing, advantages and dis- advantages 487 Home -mixing, how to find amounts of materials to use 491 Home-mixing, materials not to mix together 484 Home-mixing, mistakes to be avoided 484 Hoof-meal 257 Hoof -meal, availability of 430 Hop crop, composition of 710 Hops, fertilizers for 704 Horn-meal 257 Hom-mcal, availability of 430 Horse manure, composition of 291 House plants, fertilizers for 666 Humic acid, test for 127 Humus, mild 123 Humus, relation to fertilizers 139 Hydrated calcium sulphate 370 Hydrated lime 367 Hydrogen, action in plants 88 Hydrogen, weight and symb^ gI. 23 Hydrogen, compounds of 62 Hydrogen, source of 62 Hygroscopic water in so£le... 130 I Inoculation of sotl and fertflben.. 520 Inoculation of soil for legumes 223 Inorganic compo\mds and bacteria. 228 Iron, action in plants 81 Iron, combining weight and symbol 23 Iron compounds in soils Ill Iron, compounds of 58 Iron, distribution in plants 82 Iron hydroxide. 58 Iron oxide 58 Iron phosphate •.••••••••••• 49 Iron, source of ••••••••• 58 Iron sulphate. ••••• •••••••••• 57 Irrigation •••••••• ISO »•••• Kalnlte S81 Kainite, cost of potasshtm In...... 440 Kainite used with faon manttrt. 310 728 UIHX Kentucky blue-sraM. 56S fCentucjQr UuA-graas hay crop, oom- potttion of 573 Kieserite , 283 Krugite 283 L Land-pla8tef 55, 370 Land-plaster, effects cm aoila 377 Land-plaster with farm manure.... 317 Lawns, care and fertilization of... 570 Lawns, fertilisers for 569 Lawns, grasses for 572 Lawns, management of 567 Lawns, soil for 568 Leaching, loss of plant-food by.... 177 Leaching, loss of urine fay 305 Leachins, protection of maonxe from 322 Leaf-mold 123 Leather, availability of 431 Leather-meal 259 Leather, nitrogen in 259 Legimies and bacteria 218 Legumes, soil inoculation for. 223 Leguminous crops 536 L^gtuninous crops, agricultural vari- eties of 537 Leguminous crops and calcium com- pounds 538 Leguminous crops and lime oom- IMunds 538 Leguminous crojjM and organic mat- ter 538 Leguminous crops, different uses of 537 Leguminous crops, fertilizers for. 541 Leguminous croi)s, plant-foods in. 556 Leguminous crops, relation to nitro- gen 536 Leguminous crops, relation to subsoil 536 Leguminous crops, soil conditions for 538 Legtmiinous crops, soil preparation for 539 Leguminous crops, table of data about ^ 540 Lettuce crop, composition of 637 Lettuce, fertilizers for 632 Lettuce under glass, fertilizers for. Mammoth red clover crop, oomposi- tion of 556 Manganese, combining weight and symbol of 23 Manganese, influence on growth of pineapples 693 Manure. See Farm manure. Manure, composting 32£ Manure, control of decomx>ositioQ of 32C Manure, deep stall 325 Manure, green-crop 34f « I INDEX 729 Pub ' Manure, liquid portton 293 Manure, liquid, prtparauon ci 643 Manure, poultry, treatment of 327 Manure, protection from leaching.. 322 Manure, solid portion 293 Manure ytrds, covered 323 Materials that should not be mixed 484 Meadow fescue hay crop, composi- tion of 573 Meadows, fertilisers for. .- 558 Meadows in spring, fertiliser for... 561 Meadows, management of 558 Meadows, plants used for 563 Meadows, red clover for 544 Meadows, seed mixtures for 564 Meadows, seeding, fertiliser for.... 560 Meadows, summer fertiliser for.... 563 Meat, dried... 255 Meat-tankage 255 Melilotus, white 546 fvlicro-organisms and plant-foods... 1^9 P.'ild humus 123 Millet as cover-crop 595 Millet crop, composition of 597 MUlet, fertilisers for 595 Millet, soi! f or 595 Mineral compounds in plants 20 Mineral elements 16 Mixed grasses, composition of hay crop 573 Mixing fertilisers at home 476 Muck 125 Muck as absorbent 302 Muck as mdirect fertiliser 391 Muck availabiUty of 431 Mulching 155 Muskmelon crop, composition of... 637 Muskmelon crop, fertilisers for. 630 Muriate of potadi 51. 279 MurUte of potash, coat of 448 n eeixtfal reaetloa... 27 iter 252 Nitrate, availability of 427 Nitrate, cost of nitrnna in, 446 Nitrate. Ums of in toas 182, 186 Nitrate xatfogm 40 Nitrate of ammonia 41. 251 Nitrate of calcium • 41. 249 Nitrate of lime, basic 249 Nitrate of potaah 52. 252 Nitrate of soda 40. 244 Nitrate of soda, effect upon soils. 438 Nitrate-superphosphate 275 Nitric add, nitrogen in 40 Nitrification, process of 204 Nitrifying bacteria 206 Nitrogen, action in plants 64 Nitrogen, atmospheric 38 Nitrogen, atmospheric, fixed by bac- teria 219 Nitrogen, combining weight and symbol of 23 Nitrogeo oompoonds from air 247 NitroBBO. distribttttai in plants.... 69 Nitrogen, excess of, ia tolls 412 Nitrogen, fixation by non-leguminous plants 223 Nitrogen fixation, non-symbiotic... 214 Nitrogen fixation, symbiotic 215 Nitrogen from animal matter in guarantees 453 Nitrcgen from organic matter in guarantees 453 Nitrogen in ammonia, cost of..... 446 Nitrogen in blood, cost of 446 Nitrogen in bone, cost of......... 447 Nitrogen in cowpea crop 553 Nitrogen in crimson clover 547 Nitrogen in cyanamid, -cost of 446 Nitrogen in different materiak, cost of 446 Nitrogen in fertiliser guarantees... 7?o INOSX Orchards, tillage of 679 Organic constituents of soils 117 Organic matter, accumulation in soils 138 Organic matter, adds in 125 Organic matter, action in soils. 130, 134 Organic matter, active and inert... 125 Organic matter, amount in soils... 133 Organic matter and leguminous crops 538 Organic matter and soil bacteria. 198 Organic matter, composition of.,.. 118 Organic matter, decomposed, proper- ties of 133 Organic matter, decomposition in different soils 132 Organic matter, decomposition of, in soils 120 Organic matter from animal material 131 Organic matter from vegetable mate- rial 131 jOrganic matter in farm manure. 328 Organic matter in soils relation to fertilizers 139 Otganic matter, keeping supply in soils ; 139 Organic matter, loss of, in soils... 136 Organic matter, nitrogen in 39 Organic matter, soil toxins in 128 Organic nitrogen, availability of... 429 Ornanr.ental plants, fertilizers for. 663 , Osmosis. 166 Oxygen, action in plants 87 Oxygen, atmospheric 61 Oxygen, combining weight and sym- bol of 23 Oxygen in minerals 61 Oxygen in water 61 Oxygen, organic 61 Oxygen, source of 61 Oyster-shell lime 366 Oyster, vegetable 613 P rslmaer, phosphate 277 harsnips. composition of crop 613 Parsnips, fertilizer for. 612 pastures, fertilizers for 566 Pastures, management of 566 Pastures, permanent, seed mixture for 567 Pastures, red clover for 544 Peach crop, composition of 694 Peach trees, composition of 668 Peach trees, fertilizers for^ 683 Peanut crop, composition of 7 10 Peanuts, crop-rotations for 709 Peanuts, fertilizers for 709 Peanuts, soils for 709 Pear crop, composition ctf......... 694 Pear trees, composition of. 668 Pear trees, fertilizers for 683 peas and barley as green-forage crop 592 Peas and oats as green-forage crop 589 Peas, garden, composition of crop 637 Peas, garden, fertiltien for 624 PWt 123 Piat at indinct fvtiltar 391 Peat, availafalHty of.... 431 Peat-moss as abeotfoent 302 Peaty soils, x>lant-food needs of.... crops 668 Plant-food constituents in root crops 613 Plant-food constituents of grass crops 573 Plant-food, cost in hi|^-grade fer- tilizers 462 Plant-food, cost in low-grade ferti- lisers ^. 462 Plant-food, definition of, 6 Plant-food, distribution of, and root growth 172 Plant-food dements, action of, in plants. 63 Plant-food elements, distribution of, in plants » 63 Plant-food, factors in availatnlity of 10 Plant^ood formulas for crops 528 Plant-food, how taken into plant. 161 Plant-food in farm manure 289 Plant-food in rdation to roots 163 Plant-food in soils, anjounts of. 114 Plant-food in soils, losses and gains 175 Plant-food, loss by leaching 177 Plant-food materius, cla«dfication of 238 Plant-food materials, cost of 445 Plant-food materials for grpnihouse crops 646 Plant-food materials, jnircfaasing unmixed ,. 482 Plant-food needs, learning by ezpeii- ment. 416 Plant-food, nitrogen-containing 244 Plant-food, potential 10 Plant-food, relation to soQ fertilitv 12 Plant-food suppli^ and crop needs 116 Plant-food, unavailable, definition of 7. Plant^oods, amounts needed 420 , Kant-foods, gain of, by soils, ..... 187 PlMnt-foodi tii ioilB and chemical 181 9w ' Plant-foods and sniero-orgaaiBBa .,. 189 Plant-foods and stimulants 515 Plant-fooda containing phosphonis 261 Plant-foods, forms of, used by plaaftt 170 Plant-foods in soils, fvmoval by crops 175 Plant-foods, selection by plants.... 169 Plant-foods, selection of, for use... 426 Plant-foods, small and large appli- cations 521 ' Plant-roots, functions of 92 Plant-roots, needs of 92 Plants and soila. relations of 89 Plants as manufactories 161 Plants, chemical elements of 15 Plants, classes of compoonds in... 18 Plants, feeding-power of 172 Plants, selective power of 169 Plants, turgor of. i 167 Plaster of pans 370 Plowing 153 Pltim crop, composition of 694 Plums, fertilisers for 684 Plum trees, composition of 668 Poisonous compounds in soils 128 PdyhaUte 282 Pop-corn, management of 581 Potash, actual 50 Potash, actual, in guarantees 455 Potash, German 278 Potash in fertiliser guarantees 455 Potash in muriate, cost of 448 Potash in seaweeds 287 Potash mapure salts. • 280 Potash manure s^lts. double. ...... tSO Potash, materials 278 Potash, meaning of term 50 Potash, muriate of 51, 279 Potash, nitrate of 41. 52, 252 Potash, sulphate of 51, 280. neutral 27 Red clover, as green-crop manure. . 543 Red dover crop, composition of . . . 556 Red clover crop, management oi., 544 Red clover for meadows, pastures, etc 544 Red dover, nitrogen in 544 Red fescue grass 565 Red mammoth clover, management of 545 Red raspberry crop, composition of 694 Red-top grass 565 Red-top grass hay v^rop, composition of...T 573 Reverted phosphate^ availability of 433 Rhode Island bent-grass 565 Rhubarb crop, composition of 637 Rhubarb, fertilisers for 622 Rock-phosphates 262 Rock-phosphate with farm maxuare 319 Rocks, potassium in 286 Root crops 598 Root crops, fertilising constituenU in 613 Root growth and distribution of pUUAt-fQod. '..•« t72 ... 1 RAOt-hairB 164 Roo^ooduiflf m4 bacMft ;.; 316 Roots and food supply < 163 Rose bushes, compositioa of 668 Roses out-of -doocs, fertiliaen for . • 664 Roses under glass, fertfliaer^ for. . . 651 Roses under glass, soils for 450 RoUtion of crops 49S Rotation of crops, effect on yidd.. 504 RoUtion of crops, general prindplea of 505 RoUtion of crops, reasons for 499 RoUtion system, order of crops in 506 RoUtion systems, conditions sJFect- ing 506 RoUtion systems, essentials jof. ^ . . 50S RoUtion systems, ezamplsB 'of . . ; . . 507 Rya as green-cxop manure.i 587 Rye as green-forsM crop 586 Rye crop, composition of ^.. 597 Rye, crop-cotataons for «, Rye, fertilisers for Rye. aoU for 8 Salsify, oompodtian of crop 618 Salsify, fertdiaen for 613 Salt aa indirect fertiliaer 391 Salt, common 58 Saltpeter 252 Saltpeter, CMi tU SaltTftdd 3S SalU, chemical meaning of 31 Salu, namea and symbols of 34 Sand soils, plant-food need of 415 Sand texture 94 Sandy soils, properties of 98 Sawdust as absorbent 302 Seed, importance of •• 399 Seed mixtures for lawns 573 Seed mixtures for meadows 564 Seed mixtures for pastures 567 Shavings as absorbent 308 Sheep manure, commerdal, dried.. 258 Sheep manure, compositioa of. .258, 291 Shell-mari lime .'. 369 Silage com, fertiliser for 580 SUicates 60 Silicates of magnesia 56 Silicates of potassium 52 Silicon, action in plants 84 Silicon, combining weiitht and tym* bol of 2? Silicon compounds 59 Silicon compounds in soils.. •• 112 Silicon, source of 59 Silt texture of soils • . • 95 Slaked lime 567 Small fruiU, fertiUsera for 686 Sodium, action in plants 84 Sodium carbonate ^» Sodium chloride • . • .. Sodium, combining nirigbt 884 l^ _ __ bol of n Sodium compounds^.,. •^•••.••«* flj Sodium oomfQHntl^ w mln,.»p$p*» HO 1^... IM Sodlniii nitnta,"effcct'Diioii'Kini... 437 Soil*, iom ot potMdani fai..!IIufc l» Sodium, waaite el S9 Soili. kw of wmtw in IM Sodium •alptuM tT SotU, nufni^nm compoonds In..., 110 Soil acidity t40 SoUa, of^idc amitituadU «t IIV BdU addl^.metbodi Ot tating HI Soil*, onanls matl«r In nUttoa lo _ Soil butaiU IM {ert^^ I» Bait ebwum and bactain lit Soili. pctcolatioa ol «mt«r in 151 e, defimdoa erf 89 SoUi, phonihonu oompoaiub to... til aloivad elemenU 16 Soili, phyfical praportlM of 89 fftctcn in crop pnjdoctlofi . , _ , 401 SoUi, pLuit-lood In, And cnA noad* 116 Boil tartUhy, dafimtioa ot 11 Solli. polaonnu oompooadt lo 12S Scil (ertflity. fictora of. Soil Inocolstion and fertUicen. Soa inosoUtton (or lisunM*. .. Soa pnpuBtioa for lagiimhwim i Soila, effects -rf potunum caibonata SoUl, effects of poWsdom compoondl SoUi, effect! ot pCFta«ium nitnto on 4. Sdl*. effect) d lodium nitnta on.. 4 Soila, eOacta at taoapbottiiMf m 4 Soib, axGnrivdy rich 9 SoDi, hyeroKopic w SoUi. tnorginic cODSui>.> Soili, lioa compoondi it Soil*, kaeplns oisuil Soili. Uiubct and di oreanio matter --. > i^ goili, Umiiia (rf * ieib, kHM* and gain el plaut-ioodi Dpodtlon at... 094 ..5S, 370 56 ..51, 280 734 INDEX Fjure Sttperphospliate 271 Superphosphate, concentrated .. 27S Superphoapbate, effects on toils 440 Superphosphate, nitrate 275 Superphosphate of lime 47, 271 Superphosphates, availability of.. 433 Sweet -clover crop, composition of 556 Sweet-clover, management of. 546 Sweet-corn crop, compositton of 637 Sweet com, fertilizers for .... 632 Sweet potatoes, crop-rotations for 604 Sweet potatoes, fertiUzers for. 605 Sweet potatoes, soil for 604 Sylvinite 282 Symbiotic Ration of nitrogen ..215 Symbols <» chemical elements.. 23 T Tall meadow fescue grass 565 Tankage 255 Tankage, availability of 430 Tankage, bone 269 Tankage, garbage 257 Tankage, meat 255 Tennessee phosphates 262 Test for humic acid 127 Tests for acid soils 142 Texture, clay 95 Texture, sand .... i 94 Texture, silt 95 Texture, soil 93 Tillage 153 Tillage and fertilizers 519 TilUge of orchards 679 Timothy, early spring fertilizer for 562 TimotHy grass 564 Timothy hay crop^ composition of 573 Timothy meadows, fertilizers for 562 Tobacco, crop comi>osition of .. 710 Tobacco, crop^rotations of .... 699 Tobacco, fertilizers for 700 Tobacco stalks 284 Tobacco stems 284 Tobacco waste 284 Tomato crop, composition of ..637 Tomatoes, crop-fotations for ... 635 Tomatoes, fertilizeiii for 636 Tomatoes under glass, fertilizers for 656 Toxins in soils 128 Trade- values of plant-foods .... 466 Transpiration 152 Tri-calcium phosphate, availability of 434 Tuber crops 598 Turgor of plant-cells 167 1^ Turnips as qover*crops 612 Turnips, common, compfMitUm of crop 613 Turnips, fertilizers for 611 Turnips, rutabagas, composition ot crop 613 U Unit system in baying fertilizer materials 483 Unmixed pl^nt-food materials, purchase of 482 Unslaked lime J6S Urinary nitrogen- loss of 305 Urine, IcTss by decomposition .. 308 Urine, loss by leaching 305 Urine, lo'ss in stable 305 Vegetable oyster pfamt 613 Velvet bean crop, compodtioB of 556 management of SS4 nitrogen in 554 Vetch crop, compositioB of .... 556 Vetich, management of 555 Violets under glaia* f ertiUxen for 651 W Water, amounts required by crops 147 Water, cajnllary. in soils 150 Water, distribution in toils .... 