油you桃tao果guo皮pi韌ren性xing較jiao差cha,果guo肉rou細xi胞bao較jiao緊jin密mi,不bu像xiang水shui蜜mi桃tao組zu織zhi較jiao鬆song軟ruan,有you一yi定ding的de緩huan衝chong作zuo用yong,遇yu驟zhou然ran降jiang雨yu或huo連lian陰yin雨yu天tian氣qi,果guo肉rou細xi胞bao急ji劇ju膨peng脹zhang,容rong易yi產chan生sheng裂lie果guo現xian象xiang。特別是在晴熱天氣,油桃果麵溫度較高,如遇降雨,溫度驟變,更容易引起裂果。大多數油桃品種在南方高溫多濕的氣候條件下,易裂果和產生日灼。特別是一些易裂果的品種,成熟期裂果現象更為嚴重。
在zai南nan方fang,應ying選xuan擇ze成cheng熟shu期qi能neng避bi開kai雨yu季ji的de油you桃tao品pin種zhong,例li如ru選xuan擇ze早zao熟shu品pin種zhong,使shi油you桃tao在zai雨yu季ji之zhi前qian成cheng熟shu。也ye可ke以yi選xuan擇ze不bu裂lie果guo或huo裂lie果guo較jiao輕qing的de品pin種zhong栽zai培pei。適shi用yong品pin種zhong有you早zao紅hong寶bao石shi、曙光等。
heliguangainengjianqinglieguo。guanshuiduiguorouxibaodehanshuilvyouyidingyingxiang,ruguonengbaochiyidingdehanshuiliang,jiukeyijianqinghuobimianlieguo。diguanshizuilixiangdeguangaifangshi,takeweiyoutaoshengchangfayutigongjiaowendingdeturangshuifenhekongqishidu,youliyuguorouxibaodepingwenzengda,jianqinglieguo。
位於樹冠下部的細弱枝、下垂枝所結果實裂果多。修剪時疏除這些結果枝,可以減少裂果發生率,同時能節約養分,改善樹體通風透光條件。
對(dui)果(guo)實(shi)套(tao)袋(dai),是(shi)防(fang)止(zhi)油(you)桃(tao)裂(lie)果(guo)最(zui)有(you)效(xiao)的(de)措(cuo)施(shi)。套(tao)袋(dai),為(wei)油(you)桃(tao)果(guo)實(shi)增(zeng)加(jia)了(le)一(yi)層(ceng)保(bao)護(hu),無(wu)論(lun)天(tian)氣(qi)如(ru)何(he)變(bian)化(hua),果(guo)實(shi)都(dou)處(chu)於(yu)一(yi)個(ge)相(xiang)對(dui)穩(wen)定(ding)的(de)環(huan)境(jing)中(zhong),可(ke)減(jian)輕(qing)裂(lie)果(guo),同(tong)時(shi)也(ye)能(neng)避(bi)免(mian)病(bing)蟲(chong)危(wei)害(hai),提(ti)高(gao)果(guo)實(shi)質(zhi)量(liang)。套(tao)袋(dai)在(zai)疏(shu)果(guo)後(hou)進(jin)行(xing),掌(zhang)握(wo)在(zai)當(dang)地(di)主(zhu)要(yao)蛀(zhu)果(guo)害(hai)蟲(chong)進(jin)果(guo)以(yi)前(qian)完(wan)成(cheng),一(yi)般(ban)在(zai)4yuexiaxunjinxing。taodaiqianxianpenyiciguangpuxingshachongjiyushajunjidehunheye。keyiyongjiubaozhizuochengsanjiaoxingdaihuofangxingdai,yiduankaikou,taoyuguoshang,badibushoujin,yongxisixiangudingdaozhishang。zaiguoshizheseqijiangzhidaicongdibusikai。
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