近(jin)年(nian)來(lai),隨(sui)著(zhe)市(shi)場(chang)對(dui)薄(bo)皮(pi)核(he)桃(tao)的(de)需(xu)求(qiu)日(ri)益(yi)增(zeng)多(duo),薄(bo)皮(pi)核(he)桃(tao)的(de)栽(zai)植(zhi)麵(mian)積(ji)越(yue)來(lai)越(yue)大(da),但(dan)許(xu)多(duo)果(guo)農(nong)對(dui)薄(bo)皮(pi)核(he)桃(tao)的(de)管(guan)理(li)還(hai)存(cun)在(zai)許(xu)多(duo)模(mo)糊(hu)認(ren)識(shi),下(xia)麵(mian)就(jiu)優(you)質(zhi)薄(bo)皮(pi)核(he)桃(tao)的(de)冬(dong)季(ji)管(guan)理(li)技(ji)術(shu)作(zuo)簡(jian)要(yao)介(jie)紹(shao)。
一、修剪 bopihetaodongjixiujianyouyuchunjixiujian。hetaoshuduixiujianshijianyaoqiuhenyan,zuijiashiqizaiguoshicaishouhoudaoyepianbianhuangyiqianjinxingxiujianweizhu,qiexiujianliangbuyaotaizhong。bopihetaoshuxingyishusanfencengxinghefangchuixingweizhu。youshuhechuguoqishuzhuyaoshishujianguomizhi、交叉枝、重疊枝,控製和利用二次枝、短截和改造徒長枝,剪除背下枝、xiachuizhihebingchonghaizhi,dadaoshuguanneizhitiaonengjunyunfenbujike,yihubuyingxiangweixiujianyuanze。chenglingjieguoshuxiujiandezhongdianshitiaozhengshengchangyujieguodeguanxi。duishuguanwaiweishengchangwangshengdeercizhijinxingduanjiehuoshuchu,qingchuneitangguomizhi、交叉枝、重疊枝,細弱枝和病蟲害枝;wanshibopihetaoxiujianshizhuyishuchuneitangmijidexiruozhi,biyaoshishuchuyixieguomidedazhi,youjihuadepeiyangjieguozhizu,baochifengchanshushi。duifuyangzhizeyiliyuzhucezhishengchangweiyuanzejinxingchuli,qingchuchangshiqiangdebeixiazhi。
二、樹幹塗白 幼樹樹幹塗白相當重要,塗白可防治天牛、腐爛病、幹腐病、日灼、凍傷、牲畜啃咬等。塗白配方為:水18份、鹽1份、石灰6份、油0.3份、石硫合劑1份。
三、水肥管理 一般優質薄皮核桃澆水有3個關鍵時期,上凍前、發芽前、果guo實shi膨peng大da期qi。上shang凍dong前qian的de澆jiao水shui尤you為wei重zhong要yao。一yi是shi采cai果guo後hou澆jiao水shui能neng有you效xiao促cu進jin基ji肥fei分fen解jie,增zeng加jia越yue冬dong前qian樹shu體ti營ying養yang儲chu備bei,提ti高gao越yue冬dong能neng力li,有you利li於yu翌yi年nian萌meng芽ya和he開kai花hua。二er在zai落luo葉ye後hou至zhi土tu壤rang封feng凍dong前qian進jin行xing,防fang止zhi早zao春chun凍dong、旱。三是起到降低蟲口基數的作用。
薄皮核桃施肥關鍵時期為秋後施基肥,一般以農家肥或柴草、秸稈等腐熟的有機肥為主,不低於斤果十斤肥的標準,宜采用環狀或溝狀施肥法。發芽前追肥,幼樹每株施尿素、磷酸二銨或果樹專用肥0.2~0.5公斤,結果樹每株施0.5~1.5公斤,宜采用穴狀施肥法。果實膨大期也要適量追肥。
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