圓茄采取雙稈整枝時,同一植株上有時會出現一個枝長勢強,另一個枝長勢很弱甚至成為營養枝的現象。如何調節這兩個枝的長勢呢?
首先,整枝時要留取兩個長勢相近的枝作為結果枝,其他的枝全部疏除。這樣就不會導致兩個枝在生長前期有強弱之分。
其次,在產生強、弱枝初期,在用吊繩吊枝時將長勢強的枝盡量下垂平放,緩和其長勢;將jiang長chang勢shi弱ruo的de枝zhi用yong吊diao繩sheng吊diao直zhi,高gao度du要yao盡jin量liang高gao過guo長chang勢shi強qiang的de枝zhi,這zhe樣yang可ke抑yi製zhi強qiang枝zhi的de頂ding端duan優you勢shi,並bing使shi強qiang枝zhi製zhi造zao的de營ying養yang部bu分fen供gong應ying給gei弱ruo枝zhi,以yi促cu進jin弱ruo枝zhi的de營ying養yang生sheng長chang,使shi兩liang者zhe長chang勢shi盡jin快kuai達da到dao平ping衡heng,消xiao除chu兩liang者zhe的de強qiang弱ruo之zhi分fen。待dai這zhe兩liang個ge枝zhi長chang勢shi相xiang同tong後hou,把ba它ta們men調tiao整zheng到dao相xiang同tong高gao度du,使shi兩liang者zhe生sheng長chang同tong步bu。
最後,當產生強、弱枝後,在長勢強的枝上多留果,抑製營養生長,使葉片製造的營養主要用於促進果實的膨大;對於長勢弱的枝則少留果、適當留果,促進營養生長,使其盡快複壯。
同時提醒菜農:dongji,yuanqieyibanbuyicaiyongzhaichuqiangzhishengchangdiancufacezhijieguodefangfalaihuanhechangshi。yinweiyuanqiedeyingyangshengchangjiaoruo,ruguocaiyongjiangqiangzhishengchangdianzhaichudefangfalaixiaochuqidingduanyoushi,cezhimengfa、changchengjieguozhihuizhanyonghenchangyiduanshijian,huidadayanhouyuanqiedeshangshishijian。dangran,ruodingduanjingganguoxi,zuoguobuduohuojishizuozhuguoyeyijiaohuahuoxingchengjiangqie,kezhaichuqiangzhishengchangdian。
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