କଲ୍ଟିଭେଟର୍
କଲ୍ଟିଭେଟର୍ ହେଉଛି ଏପରି ଏକ କୃଷି ଉପକରଣ ଯାହାକୁ ମାଧ୍ୟମିକ କର୍ଷଣ କାର୍ଯ୍ୟରେ ବ୍ୟବହାର କରାଯାଏ |

ଆଧାର 
 ଉପରକୁ ଯାଆନ୍ତୁ↑ "Howard, Arthur Clifford (1893–1971)". Australian Dictionary of Biography – Online Edition. Australian National University. 1983. Retrieved 2007-07-12.
 ↑ ଏହି ଯାଏ ଉପରକୁ ଯାଆନ୍ତୁ:୨.୦ ୨.୧ Langmore, Diane (1983). "Howard, Arthur Clifford (1893–1971)". Australian Dictionary of Biography – Online Edition. Australian National University. Retrieved 2007-07-12.
 ଉପରକୁ ଯାଆନ୍ତୁ↑ "The Howard Rotavator" . 2007-02-03. Retrieved 2007-07-12.
 ଉପରକୁ ଯାଆନ୍ତୁ↑ "Machinery Manufacturers - Secondary Tillage". Worldwide Agricultural Machinery and Equipment Directory. 2006-11-14. Retrieved 2007-07-12.
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