杨树混交林,Poplar mixed forest
1)Poplar mixed forest杨树混交林
2)poplar mixture seabuckthorn杨沙混交林
1.The aid of the date of soil moisture inpoplar mixture seabuckthorn and poplar stands in gentle of North West liaoning, systematically analyzing and summarizing the soil moisture of 18~21 agepoplar mixture seabuckthorn and poplar stands were studied.杨沙混交林提高了自然降水利用率。
3)mixed forest of Betula platyphylla桦树混交林
4)The mixed forests with many species多树种混交林
5)poplar forest belt杨树林带
1.Tests of fertilization with same value and different kinds onpoplar forest belt were conducted.在杨树林带中进行同价值不同种类肥料施肥试验,对其林带生长历时跟踪调查,试验结果表明,施肥对其胸径、树高生长有明显的促进作用,收获量及木材等级明显提高,其经济效益十分显著。
6)poplar stand杨树林分
1.Sanitation disafforestation can improve the condition ofpoplar stand infected by pest and diseases and control the reoccuring and pervading of pest and diseases.发生病虫害的杨树林分,通过卫生间伐,不仅能大大改善林地卫生状况,控制林分病虫害的重复发生和蔓延,而且通过卫生间伐能促进林木的生长,提高木材质量,缩短林木成熟期,能显著提高林木工艺价值和经济效益。
英文短句/例句
1.Studies on Growth Analysis and Economic Benefits Evaluation of South-type Poplar Stands in Different Densities in Hubei Province;湖北省不同密度南方型杨树林分的生长分析与经济效益评价
2.Stem Sap Flow Dynamics and Transpiration of a Poplar Plantation;杨树人工林树干液流动态变化与林分蒸腾
parative Analysis of Microbial Floras of Poplar Plantations in Beijing北京杨树人工林微生物区系比较分析
4.Analysis on Dynamics and Structure of Spider Communities in Poplar Woods in Qufu of Shandong Province人工杨树林蜘蛛群落结构及动态分析
5.The Regulation Mechanism on the Stem Diseases of Poplar Plantation in Northern China by the Stand and Site Management北方杨树人工林干部病害立地及林分调控机制
6.Biomass and nutrient accumulation of poplar plantation on beach land in Yangtse River in Anhui province.安徽长江滩地杨树人工林生物量和养分积累
7.Management Decision Analysis of Poplar Fast-growing and High-yield Plantation under Market Risk;市场风险下杨树速生丰产林经营决策分析
8.Analysia on the Economic Benefit of Different Intercropping Model of Fastgrowing and High-Yield杨树速生丰产林不同间作模式经济效益分析
9.Dynamic analysis on soil respiration of Populus plantation on beach land in Dongting Lake洞庭湖区滩地杨树人工林土壤呼吸动态分析
10.Native Auxiliary Species of Mixed Broadleaf-Korean Pine Stands--Populus ussuriensis Kom.阔叶红松林的伴生乡土杨树——大青杨
11.Preliminary Study on Growth and Soil Property of Poplar Stands with Differerent Arrangement Patterns in Flood Land of Yangtse River长江滩地不同杨树配置模式林分生长和林地土壤特性初步研究
12.Study on the Influence of Two Kinds of Poplars Shelterbelts on the Salt Balance in the Hetao Area两种杨树防护林对河套灌区盐分均衡影响的研究
13.The Dimensional Stability and Color Indexes of Square Lumber from Poplar and Larch Plantations were Tested;人工林杨树、落叶松人造方材物理性能指标测试与分析
14.Identification and ITS sequence analysis of the canker disease of the new poplar forestation in north of Jiangsu province苏北杨树新造林地溃疡病病原菌的鉴定与ITS序列分析
15.Effects of afforested poplar plantations on the stock and distribution of C,N,P at Keerqin Sandy Lands科尔沁沙地退耕杨树人工林生态系统C、N、P储量和分配格局
16.Root Biomass and Distribution Characteristics of Natural Poplar Forest In Ergis River Area of Xinjiang新疆额尔齐斯河天然杨树林根系生物量及分布特征
17.Distribution characters of fine root of poplar plantation and its relation to properties of soil in the northern slope of Qinling Mountain秦岭北坡杨树人工林细根分布与土壤特性的关系
18.Analysis of High Frequency Characteristic About Eddy-Covariance Data over the Poplar Plantation in Yueyang City of Hu"nan Province湖南岳阳杨树人工林涡度相关系统数据高频特征分析
相关短句/例句
poplar mixture seabuckthorn杨沙混交林
1.The aid of the date of soil moisture inpoplar mixture seabuckthorn and poplar stands in gentle of North West liaoning, systematically analyzing and summarizing the soil moisture of 18~21 agepoplar mixture seabuckthorn and poplar stands were studied.杨沙混交林提高了自然降水利用率。
3)mixed forest of Betula platyphylla桦树混交林
4)The mixed forests with many species多树种混交林
5)poplar forest belt杨树林带
1.Tests of fertilization with same value and different kinds onpoplar forest belt were conducted.在杨树林带中进行同价值不同种类肥料施肥试验,对其林带生长历时跟踪调查,试验结果表明,施肥对其胸径、树高生长有明显的促进作用,收获量及木材等级明显提高,其经济效益十分显著。
6)poplar stand杨树林分
1.Sanitation disafforestation can improve the condition ofpoplar stand infected by pest and diseases and control the reoccuring and pervading of pest and diseases.发生病虫害的杨树林分,通过卫生间伐,不仅能大大改善林地卫生状况,控制林分病虫害的重复发生和蔓延,而且通过卫生间伐能促进林木的生长,提高木材质量,缩短林木成熟期,能显著提高林木工艺价值和经济效益。
延伸阅读
常绿阔叶落叶阔叶混交林出现于亚热带和暖温带的过渡带或亚热带山地常绿阔叶林上界的森林植被类型。由常绿阔叶树和落叶阔叶树混合组成。
