-
881
-
882
Biological constraints to high yields on some rice farms in Nueva Ecija, Philippines [microform]
Baskı/Yayın Bilgisi 1981Visual Material -
883
Saligang saliksik a compilation of research reports on projects supported by the NRCP 1979-1983-
Baskı/Yayın Bilgisi 1981Kitap -
884
Saligang saliksik a compilation of research reports on projects supported by the NRCP 1979-1980-
Baskı/Yayın Bilgisi 1981Kitap -
885
-
886
Saligang saliksik a compilation of research reports on projects supported by the NRCP 1979-1980-
Baskı/Yayın Bilgisi 1981Kitap -
887
-
888
Abstract bibliography of Philippine researches in agriculture, forestry, fisheries and mines.
Baskı/Yayın Bilgisi 1981Kitap -
889
-
890
Shifts in weed and weed seed population under different multiple cropping patterns [microform]
Baskı/Yayın Bilgisi 1981Visual Material