【摘要】 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。常规造林保存率只有 5%。针对这一问题我们从生态学原理认识它并从改变环境因子去解决它 ,创造出“深穴法”和“深沟法”造林技术 ,大大提高了造林保存率。更多还原

【Abstract】 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. Conventional preserving rate of afforestation is only 5 percent. In order to solute this problem, new planting technology of "deep hole method" and "deep ditch method" have been brought about. And the preserving rate of afforestation has been greatly increased.更多还原