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90 12 5A在抽穗期使用不同类型激素 ,对其开花习性和异交结实率等的影响 ,以每公顷施用 6 75 0ml花调灵效果较好 ,其花时较早 ,异交结实率较高
90 12 5A The effect of applying different types of hormones at heading stage on the flowering habits and the rate of outcrosses and fruiting was 6 75 0 ml halothane per hectare, which took relatively early flowering and higher outcrossing rate