Ashok Kumar Choudhary
Organic farming biofertilizers and biopesticides technology - New Delhi Anmol Publication PVT.LTD. 2014 - Viii, 296 Pages - Encyclopaedia of agricultural science and engineering series .
9788126159826
Introductory overview organic agriculture and farming
contemporary situation of organic and biodynamic farming in india
Advantages and disadvantages of biofertilizers
631.584 / ASH/OR
Organic farming biofertilizers and biopesticides technology - New Delhi Anmol Publication PVT.LTD. 2014 - Viii, 296 Pages - Encyclopaedia of agricultural science and engineering series .
9788126159826
Introductory overview organic agriculture and farming
contemporary situation of organic and biodynamic farming in india
Advantages and disadvantages of biofertilizers
631.584 / ASH/OR