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- Stand density was reduced from 404 to 387 stem/hm 2,and basal area from 44 83 to 43 79 hm 2.All species in high canopy layer except Acer mono decreased in number of stems. 林分密度从404株/hm2降至387株/hm2,而基础面积从44.;83hm2降至43
- To clarify the relation between the pollen percentage of Larix and its stand density, surface samples from tundra, forest tundra and taiga in the Far East Russia were analyzed. 为了搞清楚落叶松花粉百分比和实际森林密度的关系,我们系统地分析了从苔原、森林苔原以及泰加林的表土样品。
- The results showed that Pielou evenness index, gap-fraction, openness, stand basal area, and stand density were influenced by spatial structure of the community at a broad scale. 结果表明,群落均匀度指数、空隙度和开度、林分胸高断面积和林分密度在大尺度上表现出显著的空间结构。
- The relationship between plantation productivity and stand density as well as the distribution law ofthe above ground biomass tbr Pinus sylvestris var. mongolica were preliminarily analyzed. 根据生物量调查资料,对樟子松人工林生物生产力与密度的关系以及樟子松各器官生物量的分配规律做了初步分析。
- Based on foregoing information, density index of stand was led into drowing control chart of stand density into variable-density yield table so that the outputting results between chart and. 引入林分密度指数,将林分密度控制图导成可变密度收获表,保证了图表之间输出结果的一致性,为可变密度收获表的编制提供了一种方法。
- Are you willing to stand surety for your brother? 你愿意当你弟弟的保证人吗?
- Mathematical Models for Optimal Control Strategy of Stand Density 人工林林分密度最优控制策略的数学模型
- Study on Effect of Stand Density on Tree Stem Form of Slash Pine 林分密度对湿地松林木干形影响的研究
- 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。
- 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。
- He took a lot of flak for his stand against abortion. 他因坚持反对堕胎而饱受责难。
- He won't stand fur any disobedience. 他不许任何人不服从。
- The increment percentages of DBH for stand densities 3 300, 4050,4800 and 5550 trees per hectare were 3.43%, 2.85%, 2.64% and 2.56% respectively, with contrasts of 240.00%, 207.00%, 191.00% and 186.00% respectively. 间伐后立木保存密度为3300株/hm~2;4050株/hm~2;4800株/hm~2和5550株/hm~2的4a胸径增长率分别为3.;43%25;2
- Design and application of the stand density form of Chinese white poplar 毛白杨林分密度表的编制及其应用
- The density of population in this city is very high. 这个城市的人口密度非常高。
- I am sorry for the mistake. I stand corrected. 抱歉,出了这个错。我愿意纠正。
- It's boiling hot today! I can hardly stand it. 今天天气像蒸笼一样热!我简直受不了。