Temperate-forest fires burn hot and fast, and sometimes all the way up to the crown of a tree.
温带林地火灾火焰干烈、蔓延迅速,有时会一直沿着树干烧至树冠。
Tree crown form and canopy structure of the tussah-feeding oak forest are important influencing the photo-productivity of the stands.
柞蚕场的树冠类型和冠层结构是影响蚕场光合生产力的主要因素之一。
Forest structure, individual quality, tree density and crown density, and structure and function of brush forest are used to construct a criterion to the LQBF.
判定低质低效林的依据是林分的结构、林木个体质量、密度和郁闭度、灌木林结构和功能。
应用推荐