zaishiliuzaipeishengchanzhong,jingchanghuifashenglieguoxianxiang,geishiliuguoshidemeiguanhejingjijiazhizaochengyidingdesunshi。xianjieshaojizhongxingzhiyouxiaodeyufangtujing,yigongguonongcankao。
一、合理澆水,控溫保濕。由於水的熱容量高,對調節果實溫度、防止日灼、驟冷等有一定的作用。因此,在果實生長發育季節,應把握時機合理澆水,保持土壤濕潤、wendushiyi。tebieshiguoshijinshuqian,zhiyaoturangshuifenshizhong,yibanbuxujiaoshui。ruguoqihoushizaiganhan,yeyingyongxiaoshuixijiao,qiejidashuimanguan,yimianzaochengturangshiduguoda。yujiguohouquanyuanjinxingfucao,houdu15~20厘米,也能收到控溫保濕的效果。
二、helixiujian,zengqiangshuguantongtounengli,fangzhizhiguomoshang。dongjianshi,yaoshudiaohuohuisuoyibufenjiaodadejiaochazhihezhongdiezhi,tiaozhenghaogejiguganzhidecongshuguanxi,jianshuhehuisuowaiweimishengjieguozhi、細弱下垂枝。夏剪主要是抹芽、摘心和扭梢等。對無用和擁擠枝芽及早抹除,疏除無用的徒長枝,有空間的枝可通過摘心、扭梢使其轉化為結果枝。
三、及時防治蛀果害蟲,主要是桃蛀螟和桃小食心蟲。一是抓住越冬代幼蟲出蟄、成蟲羽化、卵和幼蟲孵化3個關鍵時期集中防治。防治越冬代幼蟲,可於幼蟲出蟄前撒施辛硫磷顆粒劑。成蟲發生期,噴90%敵百蟲1000倍液或50%辛硫磷1000倍液,或菊酯類藥2000~3000倍液進行防治。卵和幼蟲孵化期,噴50%殺螟鬆或90%敵百蟲1000倍液防治,效果良好。及時撿拾和摘除被害果加以處理,減少蟲源。二是用藥泥堵尊筒。幼蟲蛀果前,用50%辛硫磷或90%敵百蟲0.5公斤加土100倍及水10gongjinjiaobanyaoni,tuanchengxiaonituandusaizuntong。sanshizhaichuduidingguo,qiadiaoguoshijibudeyepian,yenengfangzhiyouchongzhuguo。sishiguoshitaodai。zaihaichongchanluanqiantaodai,bujinkefangzhiyouchongzhuguo,erqiehaikejianzhiduozhongbinghaihetigaoguoshizhiliang。
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