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本文介绍了1987年印度推荐的橡胶种植材料。这些种植材料分为三类,第一类被推荐为大规模种植;第二类占大胶园里种植面积的20％以下;第三类被推荐为试验性种植。文章对部分无性系的产量和副性状作了介绍。
This article describes the rubber planting material recommended by India in 1987. The planting materials are divided into three categories, the first category is recommended for large-scale cultivation; the second category accounts for less than 20% of the planting area of large plastic garden; the third category is recommended for experimental cultivation. The article introduced the production and the vice traits of some clones.