Duong, N. T. (1994). Productivity and profitability of cropping systems in deepwater and irrigated lowland rice ecosystems in the Mekong Delta of Vietnam: Master of science ( Agricultural economic). Philippines: Submitted of the Faculty of the Graduate school University of Philippines Los Banos,....
Dyfyniad Arddull ChicagoDuong, Ngoc Thanh. Productivity and Profitability of Cropping Systems in Deepwater and Irrigated Lowland Rice Ecosystems in the Mekong Delta of Vietnam: Master of Science ( Agricultural Economic). Philippines: Submitted of the Faculty of the Graduate school University of Philippines Los Banos,..., 1994.
Dyfyniad MLADuong, Ngoc Thanh. Productivity and Profitability of Cropping Systems in Deepwater and Irrigated Lowland Rice Ecosystems in the Mekong Delta of Vietnam: Master of Science ( Agricultural Economic). Philippines: Submitted of the Faculty of the Graduate school University of Philippines Los Banos,..., 1994.