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- Predicting Forest Surface Fuel Load by Using Forest Stand Factors 利用林分特征因子预测森林地被可燃物载量的研究
- forest stand factor 林分因子
- forest stand factors 林分因素
- LIU J R,ZHAO D F.Weibull distribution parameters and stand factor model of Larix plantation[J].Scientia Silvae Sinicae,1997,33(5):412-417. [4]刘君然;赵东方.;落叶松人工林威布尔分布参数与林分因子模型的研究[J]
- The average population density is above 118 in the forest stand that robur can account for 90% , and 50 in a forest stand that robur account for 40% . 虫口密度与林分组成的关系为栎树纯林和栎树比例在9以上的林分平均虫口在118头/株以上,危害重;而栎树比例在4以下的林分平均虫口在50头/株以上,危害轻。
- Our research finds that the living needles can pyrolyze easily.The decomposition of needles can result in the total reduction of heat of forest stand from DSC thermogram. 且由活松针与上下层枯落松针之高低温热解曲线之变化,说明松叶腐化过程对林分整体热含量之减低有其作用。
- In urbanizing area, there were three major land use types, i.e., urban building, ecological regulation (mainly forest stand), and agricultural production (mainly crop land). 在不同的城乡梯度带;城市化地区城建用地、生态用地和生产用地3种主要土地利用方式的价值输出不同.
- In the midst of the endless pine forest stood a single group of oak trees. 在无边无际的松林当中,有一小丛橡树。
- The results also showed that when they were in mid-age, the water holding ability of the litter in the mixed forest stand of broadleaf and conifer was higher than that of the litter in the pure broadleaf or in the pure conifer forest stand. 研究结果还表明 ;在同为中龄林条件下 ;三峡库区针阔混交林林下枯落物持水能力大于阔叶树纯林或针叶树纯林林下枯落物持水能力 .
- It is suitable for developing water sports.Along the bank, casuarina equisetifolia forest stands there. 沿岸有大片木麻黄林,可为森林活动提供宽阔的腹地空间。
- Are you willing to stand surety for your brother? 你愿意当你弟弟的保证人吗?
- But Yi Hong was like the stone forest standing tall by the river;proud, jagged, and seemingly thrusting into the heart of heaven! 而衣红却像耸立江畔的石林,傲骨嶙峋,直插天心!
- The forest will act as a defense against desert dust. 森林能起防御沙漠灰沙的作用。
- How much do they stand to lose by this merger? 这次合并,他们要遭受多大损失?
- Stand clear of the swinging boom of the crane. 不要走近转动的超重机吊杆。
- Never stand aloof from the masses. 千万不可脱离群众。
- It is said that there are wolves in this forest. 据说这片森林里有狼。
- A large part of Africa is made up of thick forest. 非洲的大部分地区都是密林。
- The taxpayer do not have locus stand in this court. 该纳税人没有在法庭上的陈述权。
- A mountaineer must learn to stand the gaff. 一个登山运动员必须学会吃苦。