on which these and phosphate, potash and Regulations come into magnesium nutrients. force, including by another land manager. 69. You should carefully work (3) For the purpose of out the amount of nitrogen paragraph (2)(a), nitrogen fertiliser needed for each crop in levels may be determined each (the crop nitrogen by means of assessment of requirement). You should not the soil nitrogen supply, exceed the crop nitrogen rather than the sampling requirement, as this increases and analysis of soil. the amount of nitrate lost by (4) In this regulation, leaching so harming the agricultural environment as well as being a “cultivated land” means agricultural waste of money. You should land which has been take into account the amount of cultivated— nitrogen supplied by the soil (the (a)by physical means soil nitrogen supply). This will (including ploughing, depend on the type of soil, sowing or harvesting) at previous cropping, rainfall and least once in the previous any organic manure you have year, or applied. (b)by chemical means are various (including the application of recommendation systems organic manure or available to help you (e.g. manufactured fertiliser) at reference 27). Where the soil least once in the previous 3 nitrogen supply is high, soil years. analysis for mineral nitrogen can provide a more precise guide to fertiliser requirement. Applying 5.2.5 Application of 433. You should not 195. You must consider Applying fertilisers 1.5 Care manufactured lime and manufactured spread directly into the risk of polluting water 187 Take special care should be fertiliser near fertilisers by fertiliser leaking from when applying any exercised in the
on which these Regulations come into force, including by another land manager. (3) For the purpose of paragraph (2)(a), nitrogen levels may be determined by means of assessment of the soil nitrogen supply, rather than the sampling and analysis of soil. (4) In this regulation, “cultivated agricultural land” means agricultural land which has been cultivated— (a)by physical means (including ploughing, sowing or harvesting) at least once in the previous year, or (b)by chemical means (including the application of organic manure or manufactured fertiliser) at least once in the previous 3 years. and phosphate, potash and magnesium nutrients. 69. You should carefully work out the amount of nitrogen fertiliser needed for each crop in each (the crop nitrogen requirement). You should not exceed the crop nitrogen requirement, as this increases the amount of nitrate lost by leaching so harming the environment as well as being a waste of money. You should take into account the amount of nitrogen supplied by the soil (the soil nitrogen supply). This will depend on the type of soil, previous cropping, rainfall and any organic manure you have applied. are various recommendation systems available to help you (e.g. reference 27). Where the soil nitrogen supply is high, soil analysis for mineral nitrogen can provide a more precise guide to fertiliser requirement. Applying manufactured fertiliser near 5.2.5 Application of lime and manufactured fertilisers 433. You should not spread directly into 195. You must consider the risk of polluting water by fertiliser leaking from Applying fertilisers 187 Take special care when applying any 1.5 Care should be exercised in the