臍腑果(黑肚臍)果guo實shi發fa育yu初chu期qi著zhe色se時shi,在zai果guo頂ding以yi柱zhu頭tou底di部bu為wei中zhong心xin,初chu期qi發fa生sheng呈cheng水shui浸jin狀zhuang暗an綠lv色se,以yi後hou變bian成cheng褐he色se乃nai至zhi黑hei褐he色se病bing斑ban,但dan不bu腐fu爛lan,並bing向xiang內nei凹ao陷xian。受shou害hai果guo實shi轉zhuan色se快kuai,但dan沒mei有you商shang品pin價jia值zhi。臍qi腑fu病bing發fa生sheng的de直zhi接jie原yuan因yin是shi果guo實shi膨peng大da期qi間jian,特te別bie是shi開kai花hua後hou對dui果guo實shi供gong給gei鈣gai素su不bu足zu所suo致zhi。土tu壤rang過guo幹gan,地溫過高,氮肥過多及酸性土壤均會使根係對鈣的吸收受阻,都能引起此病的發生。防治措施,多施有機肥,氮、磷、鉀要合理搭配,適當增施鈣素肥料,避免土壤過幹或過濕,酸性土壤可用石灰調節(每667平方米100至250千克)。除此以外,在幼果期可用0.5%氯化鈣水溶液噴施葉片及果實,每10天噴一次,連噴2至3次。
臍裂果(露籽病)果(guo)實(shi)發(fa)育(yu)初(chu)期(qi),果(guo)實(shi)果(guo)皮(pi)無(wu)規(gui)則(ze)形(xing)裂(lie)開(kai),胎(tai)座(zuo)組(zu)織(zhi)及(ji)種(zhong)子(zi)外(wai)露(lu)。隨(sui)著(zhe)果(guo)實(shi)的(de)膨(peng)大(da),臍(qi)裂(lie)部(bu)位(wei)也(ye)增(zeng)大(da)。臍(qi)裂(lie)果(guo)發(fa)生(sheng)原(yuan)因(yin),主(zhu)要(yao)是(shi)花(hua)芽(ya)分(fen)化(hua)期(qi)間(jian)溫(wen)度(du)過(guo)低(di)(8℃以下)形成畸形花的花柱頭開裂所造成,但品種間差異很大。防治措施,選擇耐低溫的品種,花芽分化期間防止溫度過低,要求白天溫度在20℃以上,夜間溫度在10℃以上。
空洞果(空腔果)guopiyuguoshineibudefayubupingheng,guoshipeizuofayubuliangyuguobijianchanshengkongqiang。kongjianneiguojiaoshao,guojiaowuzhibufada,jihumeiyouzhongzi。fashengyuanyin,youyugaowenshiwuxiaohuafenzengduo,wufazhengchangshoufen,daozhizhiyouguobifayuerpeizuofayubuliangxingchengwuzixihongshi。shiyongshengchangjisufangfabudang,buguzhizhuchangshihezuoguoqingkuang,yongshengchangjisuchuliweichengshudehuahuokaihuazuoguoqijianturangguoyuganhandeng,zaochengguoshifeidaershuifengongyingshouzu,jiuhuizengjiakongdongguodefasheng。fangzhicuoshi,shiyongshengchangjisunongduyaoshiliang,fangfayaodedang,kaihuaqijianfangzhiwenduguogaohuoguodi,yimianshoufenshoujingbuzhengchang。jishishuguo,jiaqiangfeishuiguanli,bimianganhanqueshuideng。
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