وسائل ٹیگ کردہ: Monocotyledons
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Key Resource 19 جنوری 1972 Tropical Crops: Monocotyledons presents the basic information on the botany and agronomy of tropical monotyledonous crops, which are either used locally or are partly or wholly exported. The space given to each crop is dependent upon its importance and the amount of work which has been devoted to...