Fertilizer use efficiency as revealed by studies with isotopes
Jain, H.K.
Fertilizer use efficiency as revealed by studies with isotopes - New Delhi 1980 - 1-27 p. - Fertilizer Indian Agricultural Research Institute. Research Bulletin. 38 .
Fertilizer use efficiency as revealed by studies with isotopes - New Delhi 1980 - 1-27 p. - Fertilizer Indian Agricultural Research Institute. Research Bulletin. 38 .