Soybean stub land, stub land of Melilotus suaveolens, melon field were preferred.The stub land of millet and cabbage should not be the nursery land to breed Larix kaempfiri.

• 其他农茬首选大豆茬地、草木樨、瓜地茬，而谷子和白菜地茬不应作苗圃地繁育日本落叶松。