林型
- forest type;crop type
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三种林型蒸散量测定方法的研究
Study on Testing Methods for Three Forest Type 's Evapotranspiration
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湖州不同林型建群种生物量格局的研究
Study on Biomass Pattern of Chief Tree Species Under Different Forest Type in Huzhou Region
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江西省主要林型下土壤有机质及N素的状况与剖面分布
The Status and Distribution of Soil Organic Matter and N in the Soil Profiles Under Different Types of Forest in Jiangxi
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凋落物层对该林型地表CH4的吸收没有明显的阻隔作用;
Litter layer had no distinct impact on CH4 uptake by soil .
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有生活力的土壤种子数量为190~320粒/m2,并且不同林型间有显著差异。
Vital seeds in the soil amounted to 190 ~ 320 grains / m2 , showing a significant difference among different forest types .
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结果表明,3种林型地表N2O通量按从大到小的顺序为:季风林>混交林>松林;
In order of N2O amount , these three types of forest was monsoon forest > mixed forest > pine forest .
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结果表明:西双版纳3种不同林型土壤NH4-N、NO3-N和氮素矿化速率均具有明显的季节性变化。
NH 4-N , NO 3-N and N mineralization exhibited significant seasonal variations .
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三个林型土壤田间持水量、毛管持水量和饱和持水量均随土壤深度增加而变小;垂直方向向上BOD5随水深增加递减。
Soil moisture contents decreased with the increase of soil depth . and decreased successively with the increase of water depth in vertical direction .
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之间基本呈显著相关关系,与土壤有机碳含量(SOC)、土壤全氮(TN)含量关系显著,其他环境及养分因子的影响程度在不同林型表现不同。
They were also significantly correlated with soil organic carbon ( SOC ) contents and soil total nitrogen ( TN ) contents , and the influence of other environmental and nutrient factors have performed a wide diversity during different forest types .
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不同林型间的N2O通量差异与森林土壤的性质有密切关系,C/N比值较低的季风林凋落叶对土壤中产生N2O的微生物过程有较为明显的促进作用;
The difference of N2O flux among the different forests had close correlation with their soil properties ; litter in the monsoon forest of lower C / N ratio had more obvious promotion action on the microbe process of N2O production in soil .
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第三部分通过对历史上古文字形体类工具书类型的归纳,指出这部书首创了综合诂林型的编纂形式。
The third part is about the book 's compile style .
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国内外卡林型金矿对比研究
A comparison study on Carlin-type gold deposits at home and abroad
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不同林型土壤酶活性差异很大。
The diversity of soil enzymatic activity is very prominent .
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樟子松不同林型沙地土壤肥力的差异
Differences in Sand Soil between Different Forest Types of Pinus sylvestris var. mongolica
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贡嘎山暗针叶林不同林型的优势木生长动态
Growth dynamics of dominant tree species in dark coniferous forests on Gongga Mountain
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辽东半岛地区主要火险林型及燃烧性的研究
Major forest types in fire danger and combustibility in Eastern Liaoning Peninsula areas
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黑龙江省主要林型气候生产力的特征分析
Characteristics Analysis of the Climate Productivity of Main Forest Types in Heilongjiang Province
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地被可燃物与林型火险等级划分
Study on forest fuel and classification of fire disk level of stand type
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这是到目前为止在中国发现的最大的开林型黄金矿床。
This is the largest Carlin gold deposit discovered in China so far .
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南宁市郊三种人工林型夏季鸟类多样性初步分析。
Summer bird diversity in three different artificial forest in suburbs of Nanning .
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广州市几种林型土壤动物群落调查研究
Investigation of the composition of soil animal communities under forest vegetations in Guangzhou
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紫金山两种主要林型有机物层中丝状真菌多样性
Diversity of Filamentous Fungi in Organic Layers of Two Forests in Zijin Mountain
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黔中喀斯特地区不同林型春季土壤呼吸研究
Study on Spring Soil Respiration of Different Forest Types in Karst Areas of Guizhou
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不同林型土壤水、气、热及养分状况的观测分析
Observation and Analysis on Water , Air , Heat and Nutrient of Forest Soil
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辽西主要林型地被可燃物与林火发生关系的研究
Study on Relationship between Forest Fuel and Forest Fire Occurrence in Major Forest Types
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不同林型土壤微生物有机碳降解基因的多样性
The soil microbial gene diversity for soil organic carbon degradation in different forest types
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不同林型的天然林内针叶树球果及种子害虫的研究
Study on the cone seed pests of different needle-leaved forest types in natural forest
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氮沉降对三种林型土壤动物群落生物量的影响
Responses of Soil Fauna Biomass to N Deposition in Three Forests in Subtropical China
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莲花湖库区几种主要林型枯落物层的持水性能
Water-holding capacity of litter layer for various major forest types in Lianhua Lake reservoir area
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在目前的年龄和结构状态下,各林型林地枯枝落叶蓄积量每年仍有一定的增加,其增加量分别为0.49,0.84,1.11,0.83t/hm2,阔叶林大于针叶林。
The increased amount of litter is 0.49,0.84,1.11, 0.83 t / hm 2 , respectively .