【摘要】 通过对 9年生马占相思林采用不同采伐处理、不同炼山时间的成苗情况分析表明 :主伐后只要炼山处理 ,其落地的种子发芽力强 ,成苗多 ,可以达到更新的要求 ;不进行炼山处理的 ,种子不能发芽成苗。马占相思低伐根采伐 ,其萌芽力很差。更多还原

【Abstract】 An reforestation experiment of Acacia mangium was conducted in Yangchun city, Guangdong province. Different felling patterns were adopted in a nine year old Acacia mangium forest and seedling stand was investigated. It is found that prescribed burning after felling can increase the germinate ability of seeds and the seedling stand quantity, so as the forest can meet the requirement of regeneration. Seeds cant germinate or grow up without perscribed burning treatment. The low stump after cutting is weak in sprouting.\;更多还原