Some of the new rice types, for example, yield three times as much rice per hectare as traditional types.
例如,有些水稻新品种每公顷产量是传统品种的三倍。
The results indicated that the frequency of resistant varieties is conrelated with rice types as well as altitude.
抗病品种的出现频率与稻种类型有关,也有明显的地区性。
Rice breeders aimed at an integration of desirable characters of both japonica and indica rice types into a single variety.
水稻育种家的目标是培育综合粳型和籼型稻的理想性状于一体的品种。
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