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我区春季常因无雨致使旱地油松育苗保存率低,甚至完全失败,特别是晋西北黄土高原地区,旱地油松育苗就更加困难。为了解决这个问题,以适应林业大发展的需要,我们将油松育苗推迟到雨季进行,其效果很好。我区多在7-8月进入雨季,此期雨水多,墒情好,地温也不太高,较适宜油松育
Due to the lack of rain in our region, the preservation rate of dryland seedlings is low or even completely failed. Especially in the Loess Plateau of Northwest Shanxi, it is even more difficult to grow the seedlings of dryland Pinus tabulaeformis. In order to solve this problem, in order to meet the needs of the development of forestry, we will postponed the seedling growth until the rainy season, the effect is very good. I am more in July and August into the rainy season, rainy season, good soil moisture, the ground temperature is not too high, more suitable for oil pine