板栗空苞又称空蓬、空壳,果农则称之为“哑吧栗子”。板栗空苞率一般为15％左右,高的80％,有的几乎整株空苞。因此,防止空苞是提高板栗产量和品质的关键。 实践证明,减少板栗空苞可采取以下有效措施。 一、合理选配授粉树 板栗异花授粉结实率高,自花授粉往往不易结实。因此,在栽植时,要选用结实率高的优良品种,还要注意选配授粉树。各地板栗授粉组合不同。授粉 Chestnut empty bud, also known as empty Peng, empty shell, fruit farmers are called “dumb chestnut.” Chestnut hollow rate of about 15% of the general, high 80%, and some almost empty whole plant empty buds. Therefore, to prevent empty bracts is to improve chestnut yield and quality of the key. Practice has proved that reducing the empty chestnut chestnut can take the following effective measures. First, a reasonable matching Pollinators chestnut cross-pollination seed setting rate, self-pollination is often not easy to bear fruit. Therefore, when planting, we should use the fine varieties of high quality, but also pay attention to matching the pollination tree. Chestnut pollination around different combinations. pollination