马尾松是我国南方特有的速生乡土树种,以往主要靠天然飞籽成林或飞播造林。近几年来,马尾松人工造林面积有较大的增长,并取得了不少经验,但也出现成活率不高的问题。掌握切实可行的技术措施,对于保证马尾松造林任务的完成具有现实意义。马尾松为深根性树种,主根发达,须根稀少,与真菌发生共生作用。与其共生的真 Pinus massoniana is a native species of fast-growing native peculiar to southern China. In the past, it mainly relied on natural fly-planting or aerial sowing. In recent years, Masson pine afforestation area has a larger growth, and has gained a lot of experience, but also appeared in the survival rate is not high. To master the practical technical measures is of practical significance to ensure the completion of Pinus massoniana afforestation task. Masson pine is a deep-rooted tree species with developed main roots and scarce fibrous roots and symbiotic interactions with fungi. Really symbiotic with it