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全國農(nóng)技中心組織6月全國花生生產(chǎn)技術會商

2024-07-11 10:03:17 來源:全國農(nóng)技中心 閱讀量:12062 評論

導讀:近日,全國農(nóng)技中心組織6月全國花生生產(chǎn)技術會商會,分析當前各主產(chǎn)區(qū)花生生產(chǎn)有利、不利因素,提出今后一個月生產(chǎn)管理主要技術措施。

  【農(nóng)機網(wǎng) 熱點關注】 近日,全國農(nóng)技中心組織6月全國花生生產(chǎn)技術會商會,分析當前各主產(chǎn)區(qū)花生生產(chǎn)有利、不利因素,提出今后一個月生產(chǎn)管理主要技術措施。農(nóng)業(yè)農(nóng)村部花生專家指導組有關專家及花生主產(chǎn)省省級農(nóng)技推廣部門技術骨干等20余人參加會商。
 
  當前,各產(chǎn)區(qū)花生處于不同生長階段,長勢不一東北產(chǎn)區(qū)春花生處于始花期,近期降雨正常偏多,花生苗情和田間長勢整體較好。黃淮、長江流域產(chǎn)區(qū)春花生、麥套花生分別處于下針期、盛花期,夏直播花生播種完畢,陸續(xù)進入出苗期和幼苗期,6月以來整體降雨偏少,對夏花生播種和春花生生長不利,夏花生出苗率和出苗質(zhì)量一般,春花生苗情和長勢較常年偏弱。華南產(chǎn)區(qū)春花生處于飽果期,降雨偏多,局部形成澇害和漬害。
 
  當前和今后一個月花生生產(chǎn)有利和不利因素并存。東北產(chǎn)區(qū)降雨總體比常年偏多2—3成,土壤墑情好,利于花生生長,但易造成花生田間澇漬以及果腐病等土傳病害發(fā)生。預計黃淮、長江流域產(chǎn)區(qū)7月上中旬降雨充足,利于夏花生苗期生長,但也易造成田間澇漬、春花生徒長、夏花生田間除草困難等;同時,丘陵旱坡地等不具有灌溉條件的田塊易受7月中下旬高溫干旱天氣影響。華南產(chǎn)區(qū)正處于“龍頭水”汛期,高溫多雨,易造成漬害和澇害,不利于春花生收獲和秋花生播種。
 
  各地要密切關注天氣變化情況,統(tǒng)籌搞好田間管理,及早做好預警和應對技術預案,降低高溫、干旱、澇害病蟲害等帶來的損失,防災減災,提質(zhì)增產(chǎn)。東北產(chǎn)區(qū)要及時中耕培土,排水防漬,提高果針入土率,噴施葉面肥增強花生植株抗逆能力,噴施殺菌劑防控莖腐病、白絹病等。黃淮海產(chǎn)區(qū)夏花生要及時查苗補種,選用精喹禾靈+乙羧氟草醚+滅草松進行苗后除草,葉面噴施蕓苔素內(nèi)酯和葉面肥以提苗、壯苗和促花,春花生要及時防治根腐病、葉螨、薊馬、蚜蟲等;旺長的春花生和麥套花生,要及時噴施烯效唑、調(diào)環(huán)酸鈣,防止倒伏、促進莢果膨大;近期要密切關注天氣變化,防范旱澇急轉(zhuǎn)。長江流域產(chǎn)區(qū)要同時做好抗旱、防汛田間管理,夏播花生要及時查苗補苗、盡早除草,苗弱和受除草劑影響的田塊可噴施磷酸二氫鉀以促進根系發(fā)育和植株生長;春花生生長過旺時應及時化控,使用噻呋酰胺提前預防白絹病。華南產(chǎn)區(qū)7月處于春花生收獲期,降雨較多,田間積水時應及時疏通排水溝,盡快排干田間積水,搶晴天及時收獲和晾曬,搶收上市。
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