ALEXANDER.D 1985
ECOPHYSIOLOGY OF AZOLLA AND ITS MANAGEMENT FOR RICE PRODUCTION - COLLEGE OF AGRICULTURE VELLAYANI DEPARTMENT OF AGRONOMY 1985
J N85 / AL 43
ECOPHYSIOLOGY OF AZOLLA AND ITS MANAGEMENT FOR RICE PRODUCTION - COLLEGE OF AGRICULTURE VELLAYANI DEPARTMENT OF AGRONOMY 1985
J N85 / AL 43