Questionnaire on cover crops and green manures (in relation to coconut cultivation)

Salgado, M.L.M.2014-06-032014-06-031936Tropical Agriculturist (Ceylon), 87:p.202-209https://dl-cri.nsf.gov.lk//handle/1/3157Cover CropsGreen manureFertilizersSurveysQuestionnaire on cover crops and green manures (in relation to coconut cultivation)