00585nam a2200169Ia 4500 27564 27564 OSt 631.4 ANN/YI PHD Annie Koruth Yield maximisation in rice (oryza sativa l) in the acid sulphate soils of kuttanad through systematic approach in fertilizer use Vellayani Department of Soil Science and Agricultural Chemistry, College of Agriculture 2007 234p. PhD Venugopal V K(Guide) http://krishikosh.egranth.ac.in/handle/1/5810110171 ddc TH English 0 0 ddc 0 0 KAUCLV KAUCLV THESES 2014-03-18 0 631.4 ANN/YI PHD 172623 2014-03-18 00:00:00 2014-03-18 TH