目mu前qian,越yue冬dong茬cha蔬shu菜cai進jin入ru初chu果guo期qi,對dui於yu蔬shu菜cai第di一yi批pi果guo,很hen多duo菜cai農nong疏shu除chu掉diao了le。然ran而er,記ji者zhe卻que認ren為wei,此ci期qi正zheng是shi植zhi株zhu營ying養yang生sheng長chang向xiang生sheng殖zhi生sheng長chang過guo渡du的de階jie段duan,若ruo調tiao控kong不bu好hao,兩liang者zhe很hen難nan達da到dao平ping衡heng,不bu如ru先xian暫zan時shi留liu下xia頭tou茬cha果guo,以yi果guo控kong棵ke。此法相比化學調控,不僅沒有成本,而且安全有效,是一項非常不錯的控旺措施。
name,yiguokongkegairuhelaizuone?zhehuashuoqilairongyi,zuoqilaihaizhenyoudianbuhaobawo,zuodeqiadaohaochuhaizhenbushijianyishi。yibanlaishuo,dexianguanchazhizhuchangshi,duiyuchangshipianruodezhizhu,shibuyiliuqutouchaguode。duiyuchangshizhongdenghuopianwangdezhizhu,zeyaobatouchaguoliuzhu,fouzehenrongyiwanglekezi。xuyaoshuomingdeshi,jiangtouchaguoliuxiashizanshide,yinweiciqishucaidekezidadouhaimeichangcheng,ruguoguozaoliuguoshangshi,henrongyi“累壞”kezi,congeryingxiangzhengtichanliangdetigao。yinci,liuguohouyaozhuyiguanchakezidechangshihedierchaguodezuoguoqingkuang,yibandaidierchaguozuozhuhoujikeshiqingkuangjiangtouchaguoshuchu,youliyukongzhizhizhuwangchang。
具體到一種蔬菜來說,椒類蔬菜一般可先留下門椒和對椒,待四門鬥椒長至鵪鶉蛋大小時將門椒和對椒逐漸疏除;茄qie子zi也ye要yao先xian留liu下xia門men茄qie和he對dui茄qie,待dai四si母mu鬥dou茄qie坐zuo住zhu時shi再zai將jiang門men茄qie和he對dui茄qie逐zhu漸jian疏shu除chu,用yong老lao芽ya子zi嫁jia接jie的de茄qie子zi長chang勢shi相xiang對dui弱ruo一yi些xie,一yi般ban可ke將jiang門men茄qie和he對dui茄qie直zhi接jie疏shu除chu;西紅柿前期最容易旺長,因此第一穗果要留下,但留果量不宜過大,一般以兩個為宜;黃瓜前期長勢也很旺,根瓜宜先留下,待第二根瓜蘸住後長至手指粗細時再將其疏除。
一般情況下,蔬菜初果期適當留果控棵,植株是很少旺長的。如果再配合以溫度、肥水調控,則效果更好,遠比植株出現旺長後再采取化學調控要好得多。眼下,正是以果控棵的有利時機,菜農朋友,咱們趕緊行動吧!
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