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1.及早出苗。准备进行留圃根系萌蘖育苗的原有苗木应尽早出苗,唐山地区3月下旬出苗,给留根以更长的休养阶段,储存营养。 2.清除枯枝烂叶。随苗木出圃,折枝、烂叶散入地表,为使土壤干净,不被病虫污染,苗木出圃后,立即把枯枝烂叶清除,并远离苗圃地烧毁。 3.施足底肥。由于留圃根系萌蘖育苗是利用出圃后苗木剩余的根系育苗,因此,为保护土壤中的根系,不能进行深翻,出苗后,把腐熟的机肥均匀施入土表,再结合平整起苗后留下的坑,把粗肥施入土壤中,每亩施腐熟有机肥4000公斤左右。
1. Early emergence. Prepare to nursery root sprout seedling nursery original seedlings should emerge as early as possible, Tangshan area in late March emergence, to stay roots for a longer rest period, storage of nutrition. 2. Remove the dry branches rotten leaves. With Nursery nursery, broken branches, rotten leaves scattered into the surface, in order to make the soil clean, not contaminated by pests and diseases, nursery stock nursery immediately after the dry branches rotten leaves removed and away from nursery burned. 3. Shi enough base fertilizer. Because nursery root sprouting nursery is the use of nursery stock after the remaining root nursery, therefore, in order to protect the roots of the soil can not be deep turning, after emergence, the maturity of fertilizer evenly applied to the soil surface, combined with the formation of seedlings After the pit left, the coarse fertilizer applied to the soil, applied humic organic fertilizer 4000 kg or so.