許(xu)多(duo)果(guo)農(nong)朋(peng)友(you)往(wang)往(wang)隻(zhi)重(zhong)視(shi)蘋(ping)果(guo)樹(shu)結(jie)果(guo)期(qi)的(de)管(guan)理(li),而(er)采(cai)收(shou)後(hou)隻(zhi)沉(chen)浸(jin)在(zai)收(shou)獲(huo)的(de)喜(xi)悅(yue)中(zhong),卻(que)忽(hu)視(shi)了(le)對(dui)果(guo)樹(shu)來(lai)年(nian)發(fa)芽(ya)前(qian)的(de)管(guan)理(li),恰(qia)恰(qia)是(shi)這(zhe)一(yi)忽(hu)視(shi)葬(zang)送(song)了(le)來(lai)年(nian)的(de)豐(feng)收(shou)。蘋果樹經曆了繁重的結果期後,在各方麵的“能量”yijinghaojin,xuyaojishidegeiyubuchong,zaiqiujicaishouhou,yingduiqishiyongyoujifei。yibanzaiyegongnengshangweishuaitui,youjiaoqiangdeguanghezuoyongshiweiyi。cishiyangfenhuiliudaogenzhong,keyicujingenxishengchangheshanggenyuhe,youliyuzengjiashutiyingyangshuiping,tongshizaijieheguanshui,fuyiwanqiuyepianpenfei0.3~0.5%尿(niao)素(su),以(yi)延(yan)緩(huan)葉(ye)片(pian)的(de)衰(shuai)老(lao),增(zeng)長(chang)葉(ye)片(pian)光(guang)合(he)作(zuo)用(yong)時(shi)間(jian),提(ti)高(gao)樹(shu)體(ti)貯(zhu)營(ying)養(yang)水(shui)平(ping),從(cong)而(er)保(bao)證(zheng)了(le)來(lai)年(nian)優(you)質(zhi)花(hua)芽(ya)的(de)數(shu)量(liang)。另(ling)外(wai)有(you)條(tiao)件(jian)的(de)果(guo)園(yuan)可(ke)在(zai)封(feng)凍(dong)之(zhi)前(qian)澆(jiao)水(shui)一(yi)次(ci),對(dui)防(fang)止(zhi)凍(dong)害(hai)效(xiao)果(guo)明(ming)顯(xian)。
蘋ping果guo樹shu冬dong剪jian是shi非fei常chang重zhong要yao的de一yi環huan,冬dong剪jian主zhu要yao是shi調tiao整zheng樹shu體ti的de骨gu架jia結jie構gou,平ping衡heng樹shu體ti的de各ge部bu分fen長chang勢shi,調tiao節jie營ying養yang生sheng長chang和he生sheng殖zhi生sheng長chang的de關guan係xi。目mu前qian比bi較jiao適shi宜yi的de樹shu形xing有you:小冠疏層形、自由紡錘形、細長紡錘形、主幹圓柱形等,修剪時要因樹而異,重點抓好樹體結構,大小枝搭配合理、分布均勻,以便充分利用光能,達到優質豐產的目的。
在果樹萌芽前期灌水具有非常重要的意義。在萌芽前凍土層未化開時,灌水可提高地溫、增加土壤水分、加快根係的生長、促進萌芽、baozhengkaihualv,youqishizaibeifang,cishizhengweihanqi,guanshuijiuxiandegengweizhongyao。lingwaizaifayaqianjinxingzhuifei,yisuxiaodanfeiweizhu,peihelinfei,keshipingguoshudehuazhengqi,tigaozuoguolv。
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