近日,記者接到不少菜農打來的電話,反映的都是同一個問題:坐果期的蔬菜葉片發黃、莖稈較細、長勢較弱。通過與菜農交流,記者了解到導致這種現象的發生,除了菜農留果多這個原因外,與施肥有很大關係。
記ji者zhe了le解jie到dao,不bu管guan種zhong植zhi哪na種zhong蔬shu菜cai,隻zhi要yao蔬shu菜cai進jin入ru結jie果guo期qi,很hen多duo菜cai農nong會hui習xi慣guan性xing地di衝chong施shi高gao鉀jia肥fei料liao,有you的de菜cai農nong甚shen至zhi在zai蔬shu菜cai進jin入ru結jie果guo期qi至zhi拔ba園yuan,始shi終zhong衝chong施shi此ci類lei肥fei料liao。菜cai農nong之zhi所suo以yi衝chong施shi高gao鉀jia型xing肥fei料liao,就jiu是shi想xiang促cu進jin果guo實shi膨peng大da。確que實shi,高gao鉀jia型xing肥fei料liao有you促cu進jin果guo實shi膨peng大da這zhe方fang麵mian作zuo用yong,但dan若ruo在zai蔬shu菜cai剛gang進jin入ru結jie果guo期qi後hou就jiu施shi用yong此ci類lei肥fei料liao,或huo者zhe進jin入ru結jie果guo期qi後hou一yi直zhi衝chong施shi此ci類lei肥fei料liao,蔬shu菜cai長chang勢shi會hui變bian弱ruo。
蔬(shu)菜(cai)進(jin)入(ru)初(chu)果(guo)期(qi)後(hou),還(hai)沒(mei)有(you)培(pei)育(yu)好(hao)壯(zhuang)棵(ke),最(zui)重(zhong)要(yao)的(de)工(gong)作(zuo)還(hai)是(shi)培(pei)育(yu)壯(zhuang)棵(ke),而(er)不(bu)是(shi)膨(peng)果(guo),此(ci)時(shi)還(hai)是(shi)應(ying)該(gai)衝(chong)施(shi)平(ping)衡(heng)型(xing)肥(fei)料(liao),全(quan)麵(mian)滿(man)足(zu)植(zhi)株(zhu)生(sheng)長(chang)的(de)需(xu)要(yao)。若(ruo)菜(cai)農(nong)在(zai)此(ci)時(shi)就(jiu)大(da)量(liang)衝(chong)施(shi)高(gao)鉀(jia)型(xing)肥(fei)料(liao),大(da)量(liang)的(de)營(ying)養(yang)供(gong)應(ying)果(guo)實(shi)生(sheng)長(chang),植(zhi)株(zhu)本(ben)身(shen)得(de)不(bu)到(dao)足(zu)夠(gou)的(de)營(ying)養(yang),過(guo)不(bu)了(le)多(duo)久(jiu),植(zhi)株(zhu)生(sheng)長(chang)將(jiang)會(hui)變(bian)弱(ruo)。
shucaijinrujieguoshengqi,yingdangchongshigaojiaxingfeiliao,danchongshiyaoyoudu。feiliaozhongdedanyuansuzhuyaocujinzhizhushengchang,youqishiduizhizhuyingyangshengchangzuoyongjiaoda,erjiayuansuzhuyaocujinguoshipengda。shucaijinrukaihuajieguoqihou,suiranyishengzhishengchangweizhu,danrengyaojinxingyingyangshengchang,ruocainongyiweichongshigaojiafeiliao,cujinguoshipengda,zhizhuzishenshengchangjianghuibianruo,zhijieyingxiangxiachashucaihuayafenhua。
所(suo)以(yi),建(jian)議(yi)菜(cai)農(nong)在(zai)蔬(shu)菜(cai)進(jin)入(ru)結(jie)果(guo)期(qi)後(hou),可(ke)以(yi)適(shi)當(dang)衝(chong)施(shi)高(gao)鉀(jia)肥(fei)料(liao)。如(ru)每(mei)衝(chong)施(shi)兩(liang)次(ci)高(gao)鉀(jia)肥(fei)料(liao)後(hou)結(jie)合(he)衝(chong)施(shi)一(yi)次(ci)平(ping)衡(heng)型(xing)肥(fei)料(liao),這(zhe)樣(yang)既(ji)能(neng)促(cu)進(jin)植(zhi)株(zhu)本(ben)身(shen)的(de)生(sheng)長(chang),又(you)能(neng)促(cu)進(jin)果(guo)實(shi)膨(peng)大(da),一(yi)舉(ju)兩(liang)得(de)。
手機版




