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Crop Improvement Published by: Ludhiana, Punjab Agricultural University, Department of Plant Breeding (India) Subject: Agriculture Crops Crops Production And Soil Language: English Published: 1974 ISSN: 0256-0933 Available at 14 Universities. | |||
Indian Journal of Ecology Published by: Punjab, Indian Ecological Society (India) Subject: Environmental Studies Language: English Published: 1974 ISSN: 0304-5250 Available at 33 Universities. |