苗期接种VA菌根菌可提高菌根感染率，促进苗木生长。
Inoculation with VA mycorrhizal fungi significantly increased mycorrhizal infection and enhanced seedling growth.
切根苗的高径比与冠根比均在壮苗的适宜范围内，须根数量多，菌根感染率高，均明显优于未切根的普通大田亩，这将有效地提高造林质量。
Ratio of height and diameter, crown and root, of root cutting seedling were strong with more fibrous root, and higher rate of fungus root infection than untreated normal field seedlings.
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