结果表明，（1）高产棉田花铃期棉叶夜晚呼吸消耗比普通棉田低26．2％，但白天净光合总量比普通棉田高46．1％。
The results showed that (1) The R of high yield cotton was 26 2% lower than that of common cotton (CK) in night time, but total photosynthetic amount was 46 1% higher at bearing boll period.
通过在棉花生育期喷施不同种类农药，试验测定棉叶内过氧化氢酶、过氧化物酶活性的变化趋势。
Effects of agrochemicals on activity of catalase, peroxidase in cotton are conducted by a trial with spraying several pesticides over cotton.
应用模糊聚类方法，对阿克苏市当前棉花生产水平下地膜棉播期气象年型进行分类。
The meteorological conditions at seed-time of cotton covered with plastics film at present productive level in Akesu are grouped with fuzzy method.
应用推荐