板栗一般栽植第六年,嫁接第2—3年后逐渐进入盛果期。盛果期树一年内采用“三促三控”管理法,能显著增加产量,亩产可达300—400千克;提高质量,生产出优质果品,一级果达到90%以上;还能保证连续高产、稳产。具体方法如下:一、促雌花形成,提高授粉坐果能力时间为3月上旬—6月中旬。此时板栗以萌芽、长枝、长叶、长栗花、长栗蓬、授粉及坐果为主,是板栗肥水临界期,也是第一个肥水最大效 Chestnut planting the sixth year, grafting 2-3 years later gradually into full fruit period. Sheng fruit tree within a year using “three to promote three control ” management method, can significantly increase production, up to 300-400 kg per mu; improve quality, produce high quality fruit, a fruit to reach more than 90%; also Ensure continuous high yield, stable production. Specific methods are as follows: First, to promote the formation of female flowers, improve the ability of pollination and fruiting time in early March - mid-June. Chestnut at this time to germination, long branches, leaves, chestnut flowers, chestnut Punta, pollination and fruit-based, chestnut fertilizer is the critical period, but also the first fertilizer maximum effect