現介紹幾種提高棚室甜椒坐果率的方法:
1.改(gai)善(shan)光(guang)照(zhao)條(tiao)件(jian),提(ti)高(gao)溫(wen)度(du)遇(yu)到(dao)陰(yin)雪(xue)低(di)溫(wen)天(tian)氣(qi)時(shi),可(ke)在(zai)棚(peng)室(shi)內(nei)增(zeng)設(she)補(bu)光(guang)燈(deng),同(tong)時(shi)在(zai)後(hou)牆(qiang)張(zhang)掛(gua)反(fan)光(guang)幕(mu),以(yi)增(zeng)加(jia)棚(peng)內(nei)光(guang)照(zhao)。清(qing)掃(sao)棚(peng)膜(mo),提(ti)高(gao)棚(peng)膜(mo)的(de)透(tou)光(guang)率(lv)。加(jia)強(qiang)整(zheng)枝(zhi)打(da)杈(cha)管(guan)理(li),去(qu)掉(diao)過(guo)多(duo)的(de)枝(zhi)葉(ye),尤(you)其(qi)是(shi)內(nei)膛(tang)枝(zhi)葉(ye),提(ti)高(gao)葉(ye)片(pian)和(he)花(hua)蕾(lei)的(de)見(jian)光(guang)率(lv),減(jian)少(shao)養(yang)分(fen)消(xiao)耗(hao),從(cong)而(er)提(ti)高(gao)坐(zuo)果(guo)率(lv)。
2.降jiang低di棚peng內nei濕shi度du,昆kun蟲chong授shou粉fen甜tian椒jiao在zai開kai花hua授shou粉fen期qi對dui濕shi度du要yao求qiu較jiao為wei苛ke刻ke,遇yu到dao低di溫wen連lian陰yin天tian,棚peng室shi內nei的de濕shi度du過guo大da,容rong易yi導dao致zhi甜tian椒jiao花hua粉fen發fa育yu不bu良liang,活huo性xing降jiang低di,不bu能neng正zheng常chang完wan成cheng授shou粉fen。在zai中zhong午wu前qian後hou,根gen據ju天tian氣qi情qing況kuang,可ke放fang風feng降jiang溫wen排pai濕shi,盡jin可ke能neng降jiang低di棚peng室shi內nei的de濕shi度du。此ci外wai,在zai棚peng室shi內nei釋shi放fang熊xiong蜂feng,能neng夠gou明ming顯xian提ti高gao甜tian椒jiao的de坐zuo果guo率lv。
3.penshiweifeihezhiwutiaojiejipengshitianjiaohuayafenhuadebixuyuansuzhiyi,quepengwangwangrongyidaozhihuayafayubuliang,weicizaihuaqianpenshihanpengdeyefei,keweizhizhubuchongyingyang,jianshaoluohualuoguo。penshi30~40毫克/公斤的萘乙酸溶液也可以起到很好的保花保果作用。
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