seedling infection的意思|示意

Inoculation with VA mycorrhizal fungi significantly increased mycorrhizal infection and enhanced seedling growth.

苗期接种VA菌根菌可提高菌根感染率，促进苗木生长。

Primary infection source may be reduced by breeding and selecting the variety with the lower infected seedling rate of seed-borne SMV.

可以通过选育和筛选种传病苗率低的品种推广，减少本病的初次侵染来源。

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.

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。