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适时进行疏花疏果,是栗园管理的一项核心环节。其核心是除雄留雌,辅助授粉,科学施肥,对提高结实率、增加单粒重,实现丰产丰收极为重要。一、板栗疏雄要点主要掌握如下三个关键环节。1、时间:板栗疏雄宜早不宜迟,一般在谷雨至立夏之间,即4月下旬至5月上旬。第一次是雄花序长到3厘米左右时,疏除一部分雄花序;
Timely flower thinning fruit, is a core part of chestnut garden management. Its core is the removal of male and female, assisted pollination, scientific fertilization, to improve the seed setting rate, increase the weight of a single grain, to achieve high yield and harvest is extremely important. First, chestnut sparse main points to master the following three key aspects. 1, time: Chestnut Cheung should not be late as soon as possible, generally in the valley between the beginning of summer, that is, from late April to early May. The first is the male inflorescence grows to about 3 cm, sparse part of the male inflorescence;