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本文总结了长白落叶松苗期不同密度的温、湿度变化状况.资料表明P600～P700能扩大苗冠高温区约1～3倍;生长季中(6～7月)苗冠部气温大于25℃时间能增加1～2h;14时能提高高温区气温0.5℃左右,有利苗木生长.
This paper summarizes the changes of temperature and humidity at different seedling densities of Larix olgensis.The data show that P600 ~ P700 can expand the seedling crown high temperature about 1 ~ 3 times; during the growing season (June ~ July) seedling crown temperature is greater than 25 ℃ Can increase 1 ~ 2h; 14 can raise the temperature in high temperature zone about 0.5 ℃, favorable seedling growth.