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辽宁西部的气候特点是春秋干旱,夏季多雨,一年中70%以上的雨量集中在6、7、8月份。采用针叶细小,角质层厚、蒸腾量小的油松进行雨季造林,成活率高、成本低,而且能加快绿化速度。多年实践证明,油松雨季造林必须抓住以下几项技术措施:
The climate in western Liaoning is characterized by spring and autumn drought and rainy summer. More than 70% of the rainfall in a year is concentrated in June, July and August. The use of small coniferous, cuticle thick, small amount of transpiration Pinus tabulaeformis rainy season afforestation, high survival rate, low cost, but also can speed up the greening speed. Years of practice has proved that Pinus tabulaeformis afforestation must seize the following technical measures: