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在葡萄生长期中,利用夏季修剪下来的主、副梢进行扦插繁殖葡萄苗,具有成本低、占地面积小、幼苗根系发育好、成活率高、成苗快等优点,是庭院培育良种葡萄苗的好方法。插条的选择与处理:从剪下来的嫩梢中,选择已达半木质化,直径0.6厘米以上的枝条,每2～3节剪为一段,上端保留1～2片叶子,其余叶片摘除。然后,用锋利洁净的小刀,把插条下部近节间处削成斜面。扦插前,用20ppm萘乙酸浸泡10小时。
In the grape growth period, the use of pruning down in summer main and auxiliary shoots cutting propagation of grape seedlings, with low cost, small footprint, seedling root development, high survival rate, the advantages of fast seedling, is the cultivation of grapes in the garden A good way to seedlings. Cuttings selection and processing: From the cut young shoots, the selection has reached half-lignified, more than 0.6 cm in diameter branches, cut every 2 to 3 for a period, retaining the top of 1 to 2 leaves, the remaining leaves removed. Then, with a sharp and clean knife, insert the lower inter-incision into a bevel. Before cutting, soak with 20ppm naphthalene acetic acid for 10 hours.