所谓泡桐重茬育苗,就是上年的育苗地待苗木出圃后,来年春季又在原圃地上重新埋根或利用圃地残留桐根自然萌发的育苗方法.其弊病较多,但至今仍有不少地方还在沿袭上述重茬育苗的旧习,尤其重茬埋根更为突出.这是泡桐生产上一个值得注意的问题.为此.1981年我们对泡桐重茬育苗问题作了较系统的调查,现将调查结果分述于后: The so-called Paulownia re-cropping nursery, is the nursery of the previous year to be nursery out of nursery, the spring of the year again in the original nursery ground to re-use or use bermudagrass root germination nurturing methods. The disadvantages are more, but so far there are still many places But also follow the above-mentioned old crop habitat, especially crop stubble is more prominent.This is Paul paulownia production of a noteworthy problem.To this end in 1981 we Paulowning stubble nursery problems made a more systematic investigation, the findings Divided into: