Growth characteristics of 2-year-old seedlings from 10 introduced P. sylvestris L. ssp. kulendensis Sukaczw provenances were determined in contrast with' domestic Pinus sylvestris var. mongolica Litv.
以国内樟子松为对照，对引进的10个种源盐松2年生苗木生长性状进行了测定和分析。
What the biggest problem for planting Pinus sylvestris var. mongolica Litv. is easy to happen physiological drought. It can influence the survival and preserving rate of afforestation.
樟子松造林遇到的最大问题便是造林后易发生生理干旱，影响其造林成活率和保存率。
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