IRRI. (1983). Symposium on potential productivity of field crops under different environments. Manila: IRRI.
शिकागो स्टाइल उद्धरणIRRI. Symposium On Potential Productivity of Field Crops Under Different Environments. Manila: IRRI, 1983.
एमएलए उद्धरणIRRI. Symposium On Potential Productivity of Field Crops Under Different Environments. Manila: IRRI, 1983.
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