一忌干起。在苗圃土壤干燥的情况下,应在起苗前一二天进行灌水。待土壤湿润但又不粘脚时起苗。这样可使苗木不伤根、不断根,保持完整的根系。二忌手拔。植物吸收水分和养料靠的是主、侧根上的根毛。如果直接用手拔,不仅容易损伤地上部分的干、枝、叶,而且易损伤地下部分的主根和侧根。因 Avoid boil. In the case of nursery soil drying, irrigation should be carried out one or two days before seedling emergence. When the soil is moist but not sticky when the seedlings. This will not damage the roots nursery stock, continue to root, to maintain a complete root system. Second, avoid pulling. Plants absorb moisture and nutrients rely on the main, lateral roots on the root hair. If you pull directly by hand, not only easy to damage the above ground parts, branches, leaves, but also easy to damage the main part of the underground roots and lateral roots. because