怎样提高西瓜坐果率一、人工辅助授粉。西瓜经人工辅助授粉，坐果率可提高８０—９０％，增产１０—１５％。其方法是；在西瓜雄花和雌花都正在开放的时期，于上午６—９点钟，摘下雄花，剥去花瓣，轻轻将花粉涂于雌花的柱头上。每朵雄花可涂３至４朵雌花。授粉时动作要轻... How to improve the watermelon fruit setting rate First, artificial pollination. Watermelon assisted by artificial pollination, fruit set rate can be increased 80-90%, an increase of 10-15%. The method is; in the watermelon male and female flowers are open period, at 6-9 o’clock in the morning, take off male flowers, stripped of petals, gently pollen applied to the stigma of female flowers. Each male flower can be painted 3 to 4 female flowers. Pollination action to light ...