“現xian在zai正zheng是shi甜tian瓜gua上shang市shi季ji節jie,價jia格ge也ye不bu錯cuo,想xiang不bu到dao好hao好hao的de甜tian瓜gua,不bu知zhi為wei什shen麼me長chang著zhe長chang著zhe就jiu裂lie了le。現xian在zai一yi個ge大da甜tian瓜gua就jiu能neng賣mai七qi八ba塊kuai錢qian,可ke裂lie的de瓜gua沒mei有you人ren要yao。”jiyangxianxujiawancunyixingliudeguanonggaosubizhe。tongguotiaozhalejie,lieguaduodenonghuduoshuzuijinjiaoshuibijiaoduo。bizhezaidapenglifaxian,youyuxianzaizhengshigaowenjijie,youshizhongwuwenduzai37度以上,有的還達到40du。youyushougaowenyingxiang,youqishizhongwutianguayepianzhengtengshuifenguokuai,tianguarongyifashengshenglixingshishui,chuxianweinian。faxiantianguachuxianweinianzhengzhuang,guanongjiyujiaoshui,youyutianguajiejinchengshuqi,shuifenturanzengda,henrongyiyinqileliegua,zheshizaochengdangqiantiangualieguodezhuyaoyuanyin。
裂lie瓜gua還hai有you一yi個ge原yuan因yin,就jiu是shi甜tian瓜gua生sheng長chang前qian期qi農nong民min擔dan心xin水shui分fen過guo多duo引yin起qi瓜gua秧yang徒tu長chang,所suo以yi都dou澆jiao水shui不bu多duo,尤you其qi是shi在zai甜tian瓜gua的de膨peng大da期qi缺que水shui,甜tian瓜gua果guo實shi在zai缺que水shui的de情qing況kuang下xia表biao麵mian很hen容rong易yi老lao化hua,而er到dao了le後hou期qi,又you澆jiao水shui過guo多duo,內nei部bu發fa育yu過guo快kuai也ye容rong易yi引yin起qi裂lie瓜gua。有you時shi,保bao護hu地di栽zai培pei的de甜tian瓜gua在zai通tong風feng換huan氣qi時shi,表biao皮pi遇yu到dao冷leng風feng容rong易yi硬ying化hua,也ye能neng引yin起qi裂lie瓜gua。 在zai走zou訪fang調tiao查zha時shi我wo們men還hai發fa現xian,前qian期qi噴pen施shi膨peng大da素su的de甜tian瓜gua,由you於yu使shi用yong濃nong度du不bu科ke學xue也ye會hui引yin起qi裂lie瓜gua。針zhen對dui近jin期qi出chu現xian的de甜tian瓜gua裂lie瓜gua這zhe一yi問wen題ti,建jian議yi農nong民min朋peng友you采cai取qu以yi下xia解jie決jue辦ban法fa:
1.合理澆水,注意澆水時期和澆水量。一方麵要及時澆好膨瓜水,促進甜瓜果實膨大;另一方麵在澆膨瓜水後,不要一次澆水過大,尤其是在采摘前10天左右盡量不要澆水,防止裂瓜。
2.shenzhongshiyongpengdaji。guanongzaitianguahuaqidouyoushiyongzhiwushengchangtiaojiejirushiyonglvbiniaozhanhuadexiguan,yibanbuxuyaozaishiyongpengdasu。tianguashengchangfayuyoutazishendeguilv,zhiyaoguanlidefa,feishuishiyongdedang,jibianbushiyongpengdajiyileidejisu,doukeyizhengchangshengchang。
3.科學施肥。在甜瓜生長中後期及時追肥,滿足甜瓜中後期生長的需肥要求。適當增加鈣肥和硼肥。
4.保護葉片。注意保護果實附近的葉片,利用它們為果實遮擋陽光,避免因陽光直射引起果皮過早老化而出現裂果。可在果實上蓋草、蓋葉,防止果皮硬化。
5.噴施微量元素。坐瓜後,結合澆水,用0.3%的氯化鈣和0.12%-0.25%的硼酸溶液進行葉麵噴施,每隔7天噴一次,連噴2-3次,以補充微量元素的不足。
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