-
501
-
502
Cogon for export economic and ecological benefit and cost considerations for policy formulation.
Baskı/Yayın Bilgisi 1982Kitap -
503
Impact of mechanization on output, yield and cropping intensity of rice farms.
Baskı/Yayın Bilgisi 1982Kitap -
504
-
505
Burley tobacco production and marketing in Tarlac and Pangasinan, CY 1981-1982.
Baskı/Yayın Bilgisi 1982Kitap -
506
Economic incentives and cooperative advantage in the livestock and poultry industry.
Baskı/Yayın Bilgisi 1982Kitap -
507
-
508
Abstract bibliography of masteral and doctoral theses and research problems 1952-1981.
Baskı/Yayın Bilgisi 1982Kitap -
509
-
510