2.中耕除草。zaidingzhidaoshenmanfengxingqianyaojinxingzhonggengchucao,jinliangbusongdonggenxi,shidangxianggenbupeitu,shizhixingchengxiaogaolong。suizheguayangchangman,zhujiangaimandimianshijiubuyizaijinxingzhonggeng。zainanguadingzhihoudaoshenmanqian,jinliangbuyaoguan(淋)shui,yingzhuajinzhonggeng,cujingenxifayu。chushifeishiyaojishiguanshuiwai,yibandibuganbulinshui,zhizhushengchangzhuangwangbulinshui。tongshiyaozuodaojishipailao。tongshikaishipenshicuhuawang3號使植株枝條頂梢旺盛的精華營養回流,轉向飽和供應果實生殖發育。控梢瘋長、均衡成花量、提高花粉受精質量和果實膨大速度。
3.整枝壓蔓。整枝壓蔓是南瓜獲得早熟高產的技術措施之一。對生長勢過旺、側枝發生多的品種,去掉部分側枝、弱枝、重疊枝,有利於防止植株徒長,改善植株通風透光條件。對於高度密植栽培的早熟南瓜,則壓蔓1次,甚至不壓蔓。南瓜病蟲害相對較少。主要病害有病毒病、白粉病和炭疽病。病毒病主要由蚜蟲傳播,要控製和消滅蚜蟲,若發現病株,要及早拔除燒毀,並用石灰消毒,以防蔓延。
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