不同夏伐时间对桑树生长及桑叶产量影响调查

Investigation on the Influence of Summer-pruning Time on the Growth and Leaf Yield of Mulberry Trees

采用间隔20 d时间分别进行夏伐,结果表明,不同夏伐时间对当年夏秋期桑树生长及桑叶产量有一定影响,调查结果表明淳安县桑树夏伐最适宜时间在5月底至6月上旬。

Using the interval of 20 d time respectively for summer pruning,the results showed that different summer pruning time on the summer and autumn on mulberry tree growth and mulberry leaf yield had a certain impact.The survey results showed that the most suitable time Chun'an County mulberry tree summer pruning should be from the end of May to the first half of June.