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雪梨瓜种子需要用温水浸泡吗
更新时间: 2021-03-11 18:17:40  

1、种子处理:用55℃温水浸种10-15min消毒杀菌,再用清水冲洗3次后,放入装有生防放线菌液50倍液的培养皿中,在28℃,遮光下处理24h,再用湿纱布包好在28℃下催芽;

2、培育幼苗:将种子播种到苗床上,每天用清水喷施保持湿润,每5-7d喷施0.5%复合肥液和营养液;

3、整地施肥:每亩施腐熟有机肥2000-2500kg、复合肥80kg、过磷酸钙50kg、硫酸钾20kg、生防放线菌液21.5-26.5L、蛋氨酸硒21.5-26.5g、蛹虫草提取液10.75-13.25L;

4、定植:每亩植250-260株,淋洒定根水,在株苗两侧深埋滴灌带,每天通气一次,控制上限为田间持水量70%,保持土壤湿润;

5、追肥:在幼果膨大期,每亩施硫酸钾10kg、磷酸二氢钾10-20kg;每5d喷施1次蛹虫草提取液0.3-0.6L,连续追肥3次;

6、采收:采收前10-15d停止浇水,坐果27d成熟即可采收。

关键词: 雪梨 种子 需要 温水 浸泡

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