The effect of organic and inorganic fertilizer and organic manure on the yield and yield components of soybeans [microform]

Bibliografische gegevens
Hoofdauteur: Sutedjo, Tedjomantri 1935
Formaat: Visual Material
Taal:English
Gepubliceerd in: Quezon City Photoduplication Service, University of the Philippines Library 1978.
Onderwerpen: