zhiwushengchangtiaojiejibixuzaichongzudeshuifeitiaojianxiacainengfahuixianzhudegongxiao,danyoudezhiwushengchangtiaojiejibeichangshangkuadaleyingyongxiaoguo,zhishiyixienonghubaqidangchengfeiliaoshiyong,bacujinzuowushengchangdexiwangjituozaizhiwushengchangtiaojiejishenshang,erbuzaishifei、灌水、中耕、鬆土等常規技術上下工夫,最終影響到植物生長調節劑的應用效果。
誤區二:隨意加大用量
植zhi物wu生sheng長chang調tiao節jie劑ji屬shu激ji素su類lei物wu質zhi,一yi般ban每mei畝mu用yong量liang隻zhi需xu幾ji克ke或huo幾ji毫hao升sheng。但dan有you的de農nong戶hu總zong怕pa用yong量liang少shao了le沒mei有you效xiao果guo,隨sui意yi加jia大da植zhi物wu生sheng長chang調tiao節jie劑ji用yong量liang或huo施shi用yong濃nong度du,這zhe樣yang做zuo不bu但dan不bu能neng促cu進jin植zhi物wu生sheng長chang,反fan而er會hui使shi其qi生sheng長chang受shou到dao抑yi製zhi,嚴yan重zhong的de甚shen至zhi導dao致zhi葉ye片pian畸ji形xing、幹枯脫落、整株死亡。
誤區三:隨意與其他物質混用
植物生長調節劑與化肥、nongyaodengqitawuzhinengfouhunyong,bixuzairenzhenyueduchanpinshuomingshubingjingguoshiyanhoucainengqueding。danhenduononghuzaishiyongzhiwushengchangtiaojiejishi,weitushengshi,changjiangqisuiyidiyuhuafei、殺蟲劑、殺菌劑等混用,希望達到同時促進生長或保花保果、補充肥料或防病治蟲作用。但若混合不當會“事倍功半”,甚至“勞而無功”。
誤區四:不看時機,隨時噴施
植物生長調節劑必須在植物生長的關鍵時機 (如黃瓜花芽分化期)shiyong,cainengfahuizuidagongxiao。ruguoshiyongshijibudang,jiubunengshoudaolixiangxiaoguo,shenzhihuichanshengfuzuoyong。youdenonghuduicirenshibuzu,renweiwulunshenmeshihoupenshizhiwushengchangtiaojieji,dounenggouqidaocujinshengchang、增產、增收的效果,因此不看時機,隨時噴施,導致噴施效果不佳,有的甚至減產、減收。
手機版




