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超级苗为苗圃中生长特别突出的苗木。选择超级苗,是决定杉木早期优势遗传的一种实验方法,也是杉木早期选种的一个有效途径。营造杉木实生种子园或嫁接种子园的砧木,都要求使用超级苗。因此,选择超级苗,对杉木良种选育具有重要的实践意义。兹将具体方法步骤介绍如下,供参考。
Super seedling nursery growth in particular prominent seedlings. The choice of super seedlings is an experimental method for determining the early inheritance of Chinese fir and is also an effective way to select early seedlings of Chinese fir. To create fir seed or seed garden grafted seedlings rootstock, require the use of super seedlings. Therefore, the choice of super seedlings, seed selection of Chinese fir has important practical significance. The specific method steps are introduced below, for reference.