发布时间:2025-01-29 14:00:05
完全可以嫁接。春季发芽前,在树干理想的高度锯断,将带有两个芽的接穗下端削成马耳型,然后用刀尖轻轻撬开砧木皮,将接穗削面对着砧木木质部轻轻插入,根据砧木粗细,最多可插四个芽,然后用细麻绳固定,用塑料袋把接穗罩住,把塑料袋固定在树干上,以防水分蒸发。待成活后可慢慢放风,放风过急能闪死接芽。
防水的闭水试验做多久 闭水试验需要进行多长时间能判定防水性能
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2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05 2025-01-29 14:00:05