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871
A study of the retting enhancement capacity of Clostridium felsineum carbone and tombolate [microform]
Published 1981Visual Material -
872
Soil resources and rice demand of Metropolitan Manila, its surrounding cities and municipalities [microform]
Published 1981Visual Material -
873
Managing mungbean (Vigna Radiata L.) for maximum productivity following rainfed lowland rice [microform]
Published 1981Visual Material -
874
Philippine labor, 1968-1977 a select and annotated bibliography [microform]
Published 1981Visual Material -
875
Biological constraints to high yields on some rice farms in Nueva Ecija, Philippines [microform]
Published 1981Visual Material -
876
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877
Survival of Pseudomonas solanacearum E. F. Smith in the rhizosphere of some weed and economic plant specied [microform]
Published 1981Visual Material -
878
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879
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880