ICAR ad-hoc project for studies on effective use of azolla and sesbania as sources of bio-fertitiers in paddy field

G.B.pant university of agriculture & technology

ICAR ad-hoc project for studies on effective use of azolla and sesbania as sources of bio-fertitiers in paddy field - Pantnagar G.B.pant university of agriculture & technology 1984 - 46p.
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