Raychaudhuri, S.P.
Use of nutrients in agriculture and economics of high-yielding varieties by S.P. Raychaudhuri - New Delhi Economic and Scientific Research Foundation 1976 - 93p.
Agriculture --Economic aspects --India
Grain --Varieties --India
Fertilizers --India
Z4x54 R213
Use of nutrients in agriculture and economics of high-yielding varieties by S.P. Raychaudhuri - New Delhi Economic and Scientific Research Foundation 1976 - 93p.
Agriculture --Economic aspects --India
Grain --Varieties --India
Fertilizers --India
Z4x54 R213