00565nam a2200217Ia 4500003000400000005001700004008004100021040000600062041001200068082001000080082001100090100002100101100001700122100001100139245009900150260002300249260003200272260000900304300001500313650001900328OSt20220228175543.0150909s9999    xx            000 0 und d  c.  aEnglish  a631.8  bRAJ/SO  aRajasekaran  P    aRajasree G    eEditor  aSoil Fertility Assessment and Information Management for Enhancing Crop Productivity in Kerala  aThiruvananthapuram  bKerala State Planning Board  c2013  a522  Pages  aSoil Fertility