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05月林分成熟 Forest maturation英语短句 例句大全
林分成熟,Forest maturation1)Forest maturation林分成熟2)Mature stand成熟林分英文短句/例句1.Calculation of The Value Which Forest Land and Immature in Stands Possess For Forestry;土地收益的期望价值估算研究——无林地及未成熟林分的价值估算2.It mainly attack...
2024-05-27
森林资源管理信息系统 forest resource management information system英语短句 例句大全
...来更新数据。信息系统数据更新的效果完全取决于各树种林分的生长、收获模型的适用程度。许多森林资源信息系统设置大量固定样地以编制和检查修订有关数学模型。信息的一致性、完整性、传输能力，数学模型的适用性和各...
2024-05-24
疏密波 Dense-sparse waves英语短句 例句大全
...营密度控制表,是从6种数学模型中选出最佳模型编制了依林分平均胸径而编的断面积蓄积量标准表,再以此表为依据,利用林分疏密度编制而成的。6)Reducing density of population and evacuating inhabitants解密外疏延伸阅读疏密1.亦作"疎密"。...
2024-04-04
...位点的液流密度由外到内呈低—高—低的态势;观测期间林分日液流密度变幅为411~4 120 L。英文短句/例句1.Thecolor of sapwood of Chinese white poplar among trees has significant difference.毛白杨边材材色株间存在显著差异。2.Effects of Provenances on Gro...
2024-02-20
... table of habitatal quality.查立地指数表 ,找出立地指数相同的林分 ,将环境因子分解 ,画出林分优势高生长过程曲线 ,可直观的发现不同生境因子在其生长过程中的影响不一样 ,可更好地通过立地指数表动态的评价其生境质量的好6)water...
2019-05-06
...uccessive planting Cunninghamia lanceolata杉木连栽地上闽楠与杉木林分凋落物特征比较2.Ecological Response on Regeneration of Different Tree Species in the Harvest Site of Cunninghamia lanceolata杉木林迹地不同树种更新的生态效应3.Evaluation of the Chinese Fir Forest E...
2024-03-14
水文效益 hydrologic benefit英语短句 例句大全
...s in Tonglu’s ecological non-commercial forest桐庐生态公益林主要林分类型的土壤水文效应5.Analysis on Comprehensive Control Benefit of Soil and Water Conservation Using Hydrologic and Sediment Data About Daishui River利用带水河水文泥沙监测资料分析水土保持综合...
2024-03-25
...uccessive planting Cunninghamia lanceolata杉木连栽地上闽楠与杉木林分凋落物特征比较8.Study on Liquefaction of Chinese Fir Wood Meals and Chinese Fir Wood Meals/SiO_2 Hybrid Ceramic Material;杉木粉液化与杉木粉/SiO_2杂化陶瓷材料的研究9.The wood of such trees, used ...
2024-03-22
森林土壤呼吸 Forest soil respiration英语短句 例句大全
...s in Warm Temperate Forests with Forest Types暖温带森林土壤呼吸随林分类型及其微生境因子的变异规律7.Laboratory Simulation of Soil Respiration Sensitivity to Temperature in Subtropical Forest in China;亚热带森林土壤呼吸对温度敏感性的室内模拟研究8.Soil te...
2024-05-20
桤木 Alnus cremastogyne英语短句 例句大全
...桤木混交林 (混交林 )的大型土壤动物群落 ,并比较了两个林分在群落结构上的差别 。2.The wood properties ofalder is similar to that of poplar and birch which could be used to produce different kinds of pulp.就桤木商用种植的生产潜力、制浆造纸和材性研...
2024-03-28
...ntations of Pinus massoniana var．shaxiane-ses.对沙黄松人工幼林的林分特征与结构、年生长规律、幼林生长进程以及造林效果进行了调查分析。4)Planting effect造林效果1.The planting effect and economic benefits of the provenances of Pinus elliottii var.以福...
2024-03-28
树冠节肢动物群落 Canopy Arthropod Community structure英语短句 例句大全
...t forest types of the bamboo Phyllostachys heterocycla cv. pubescens;不同林分类型毛竹林节肢动物群落的多样性与稳定性2.The results showed that there were no significant difference between herbicide tolerant soybean and non-transgenic soybean in Shannon-winner diversity index, si...
2023-02-23
...uandishan Forest Region;关帝山林区油松天然林生长截距模型及林分优势高生长过程研究14.THE INFLUENCE OF THE HI-TECH INDUSTRIAL PARK ON THE SURROUNOING TOWNS--A Case Study of the Songshan Lake Sci.& Tech Industrial Park;高科技产业园对周边城镇的影响———以东...
2024-03-18
水源保护林 water conservation forest英语短句 例句大全
...保护林类型现状,对油松林、刺槐林、板栗林及混交林4个林分类型的截留降雨、枯枝落叶容纳雨量、林地土壤蓄水、减少地表径流及净化水质能力进行了分析、比较和评价。2.Based on the report about the forest management inventory during the Ei...
2021-04-15
海南3断块 Hainan 3 fault block英语短句 例句大全
...要特征是林木高大，茂密常绿，物种繁多，树龄差异大，林分结构复杂，常在3－5层以上，板根现象普遍，树上附生植物丰富，木质藤本植物发达，有大树老茎生花现象。海南热带生物资源最为丰富，已发现各类木本植物259科、1...
2024-04-15
秦岭细粘束孢 Leptographium qinlingensis英语短句 例句大全
...vironment in the Northern Slope of Qinling Mountain秦岭北坡几种不同林分细根分布及其与土壤环境关系研究14.Analysis of the genetic diversity in Heihe River and Xushuihe River populations of Qinling Brachymystax lenok秦岭细鳞鲑黑河种群和湑水河种群的遗传多样...
2024-03-06
...eir related factors with principal component analysis;用主成分法进行林分及相关因子光谱特征研究2.On the basis of an in-depth analysis of the spectral features of mine waste water in the Dexing copper mine,the characteristic spectra of different types of waters(acid water,alkaline ...
2019-09-13
...，持续推进国土绿化行动，加大封育禁牧力度，推进退化林分和退化草原修复更新改造，推动生态环境好转。继续实施京津风沙源治理工程，加强科尔沁、浑善达克两大沙地综合治理，持续巩固来之不易的防沙治沙成果。加快完...
2019-08-05
全文｜中共中央 国务院印发《黄河流域生态保护和高质量发展规划纲要》
...学选育人工造林树种，提高成活率、改善林相结构，提高林分质量。对深山远山区、风沙区和支流发源地，在适宜区域实施飞播造林。适度发展经济林和林下经济，提高生态效益和农民收益。加强秦岭生态环境保护和修复，强化...
2007-12-20
全文丨《黄河流域生态保护和高质量发展规划纲要》印发 涉及文化和旅游的有这些
...学选育人工造林树种，提高成活率、改善林相结构，提高林分质量。对深山远山区、风沙区和支流发源地，在适宜区域实施飞播造林。适度发展经济林和林下经济，提高生态效益和农民收益。加强秦岭生态环境保护和修复，强化...
2017-07-01
