【收藏】葡萄果穗拉花、保果、无核、保鲜处理详解!

来源:天宝农业技术服务平台

一、控梢
a、哪些品种适合拉花


c、拉花剂的选用和浓度

将药剂与水溶解混匀后均匀浸蘸花序或喷施花序进行拉花。为了省时省工,生产上多采用直接喷果穗的方法,为了加强使用效果,可以在药液中加入药剂防治灰霉病、穗轴褐枯病。拉花后需要进行花穗的整理,因为穗重要增加,要适当减少穗数,控制产量。





金手指葡萄花后7天膨大处理,果梗严重变粗、硬化

膨大剂使用过量后,出现裂口,僵果状(果粒不长)

膨大处理的巨峰果梗变粗

六、改善品质

七、提高耐贮性
喜欢本文,请点在看

赞 (0)