Grain yield of rice plants had a reducing trend with increasing concentrations of Zn and cr.
水稻籽粒产量随锌、铬浓度的增加呈降低的趋势。
Moreover, prolonging rice growth duration and developing large panicles improved annual grain yield of rice and wheat.
延长水稻生育期和攻取大穗是稻麦周年高产的关键。
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.
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。
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