表明在分蘖期适度水分亏缺和增加灌溉次数的水分管理措施具有增产效果。
The results indicated that the water management measure of frequent irrigations under moderate water deficit at tillering stage could increase the grain yield of rice.
研究适度水分亏缺对作物生长和水分养分利用的影响对农业生产有一定的科学意义。
Study on the effect of moderate water deficit on growth and water - and nutrient - use has scientific significance in crop production.
适度的水分胁迫（土壤含水量为田间持水量的60％）对苗期小麦根系生长有一定的促进作用，可使根冠比增加，根系活力增大；
The growth of root was promoted, and increased in root top ratio value and activity of root under moderate water stress (water content of soil is 60% the content of field holding water).
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