Sen S P, Palit P
Biofertilizers: potentialities and problems - Calcutta, Plant physiology forum 1988 - 263
8185109869
Biofertilizers-congresses/biological nitrogen fixation-congresses
631.86 SEN
100
Biofertilizers: potentialities and problems - Calcutta, Plant physiology forum 1988 - 263
8185109869
Biofertilizers-congresses/biological nitrogen fixation-congresses
631.86 SEN
100