2017-09-07 09:03:00
答:夏季不能進(jìn)行,因?yàn)檎幵谔O(píng)果樹(shù)根系生長(zhǎng)和吸收高峰期,樹(shù)干環(huán)剝、環(huán)割會(huì)阻止根系的生長(zhǎng)和吸收,造成果樹(shù)營(yíng)養(yǎng)嚴(yán)重不良,不但削弱了樹(shù)勢(shì),還會(huì)降低果樹(shù)抗旱、抗寒、抗病能力,縮短果樹(shù)經(jīng)濟(jì)壽命。對(duì)已經(jīng)結(jié)果的大樹(shù),樹(shù)干環(huán)剝、環(huán)割有百害而無(wú)一利,應(yīng)堅(jiān)決禁止。