弃耕地的英文
发音:
"弃耕地"怎么读用"弃耕地"造句
英文翻译手机版
- abandoned land
- abandonedland
- derelict land
- old field
- old-field
- "地"英文翻译 the earth
- "弃耕地演替" 英文翻译 : succession on abandoned field
- "耕地" 英文翻译 : 1.(用犁把土翻松) plough; till 耕地以种豆 till the land for the bean crop2.(种植农作物的土地) cultivated land [fields]; farmland; tilth; plough land; field land; cultivation land 可耕地 arable land; 未耕地 uncultivated land; 休耕地 fallow land; 耕地面积 area under cultivation; cultivated area; 50英亩耕地 fifty acres of plow
- "备耕地" 英文翻译 : emergency field
- "佃耕地" 英文翻译 : tenant land
- "非耕地" 英文翻译 : bare land; bare place; non cropland; noncropland; uncultivated area
- "耕地的" 英文翻译 : agrarian
- "耕地机" 英文翻译 : cultivator
- "耕地垄" 英文翻译 : ploughed furrow
- "耕作, 耕地" 英文翻译 : tilth
- "久耕地" 英文翻译 : long-cultivated land; old land
- "可耕地" 英文翻译 : arable land; soil; cultivable land
- "漏耕地" 英文翻译 : balk; bauk; baulk; blank spot
- "轮耕地" 英文翻译 : [农业] shifting field
- "农地;耕地" 英文翻译 : agricultural land; agricultural lot
- "农耕地" 英文翻译 : cropland
- "平耕地" 英文翻译 : flat broken land
- "坡耕地" 英文翻译 : hillside cultivated
- "深耕地" 英文翻译 : deep tillage area
- "适耕地" 英文翻译 : arable land◇适耕地作物 agrophilous
- "熟耕地" 英文翻译 : old arable soil
- "未耕地" 英文翻译 : balks; uncultivated field; uncultivated land; untilled land
- "休耕地" 英文翻译 : fallow ground; fallow land; fallowed land; idle land
- "已耕地" 英文翻译 : plowed land; tilled soil
- "自耕地" 英文翻译 : own land; owner operating land
例句与用法
- The salination character and control strategy of the discarded fields in chaidamu basin
柴达木盆地海西州弃耕地盐渍化特征及其治理 - A mathematical model and a computer simulation of succession process of leymus chinensis microcommunities in abandoned field
羊草草原弃耕地恢复性演替过程的数学模型和计算机模拟 - The results showed that the vegetation types made a remarkable effect on the soil nutrient content
结果表明:不同植被类型覆盖下,土壤有机质含量为乔木灌木草本农田弃耕地。 - In abandon farmland afforestation , can use soil preparation of channel of hold up fosse , level , dig the measure such as segregation belt
在弃耕地造林,可采用撩壕、水平沟整地、挖隔离带等措施。 - In different phases of development , vegetation systems in this region have changed from pioneer herbage species initially recovering in abandoned cropping lands ( bothriochloa ischemum , artenmisia giradii and stipa bungeana , artenmisia sacrorum , spodiopogen sibiricus and sophora flavecens , themeda japonica , and arundinella anomala ) to secondary shrubs ( hippophae rhamnoides , sophora viciifdia , and ostryopsis davidiana ) , early forest community ( populus davidiana , betula platyphylla and platycladus orientalis with arbors or shrub assembling ) , and finally liaotungesis community as the mature forest . in this study , soil profiles ( 0 - 5 , 5 - 15 , 15 - 25 , 25 - 35 , 35 - 50 cm soil layers ) were selected from typical vegetation systems representing for vegetation successions in the region
该区北部目前还保存有空间上完整的植被正向演替系列,即弃耕地先锋群落草本群落(白羊草bothriochloaischemum 、茭蒿artenmisiagiradii +长茅草stipabungeana 、铁杆蒿artenmisiasacrorum 、大油芒spodiopogensibiricus +苦参sophoraflavecens 、黄菅草themedajaponica或野古草arundinellaanomala )灌丛群落(沙棘hippophaerhamnoides 、狼牙刺sophoraviciifdia 、虎榛子ostryopsisdavidiana )早期森林群落(乔灌群聚、山杨populusdavidiana 、白桦betulaplatyphylla 、侧柏platycladusorientalis 、 )辽东栎群落( quercusliaotungensis ) 。 - Organic c in the soil profiles were measured as in total and fractionated into microbial biomass - c , water - soluble organic - c , light - fraction organic - c , and heavy - fraction organic - c . the amounts of microbial biomass - c , and water content in soil profiles were consistently analyzed . the aim of this study was to investigate interactions between the accumulation of soil organic c and vegetation successions in the region , in a purpose to improve understanding on how changes in soil conditions affect vegetation successions in the region
通过分析植被演替各个群落(弃耕地先锋群落、草本群落、灌丛群落、早期森林群落、辽东栎群落) 0 50cm深度内土壤有机碳、微生物碳、水溶性有机碳、轻组有机碳、重组有机碳的变化规律及相互关系,初步探讨了植被正向演替过程中土壤有机碳的积累与变化规律。 - Main results are summarized as follows . ( 1 ) the content of soil organic c in 0 - 25cm soil layer increases significantly in the course of vegetation succession from abandoned land to liaotungesis forest community . but the content of soil organic c in > 25cm layer does n ' t change obviously ( 3 ~ 4g kg - 1 )
主要结果如下: ( 1 )从弃耕地到顶极群落(辽东栎群落)的正向演替过程中, 0 25cm土层的土壤有机碳含量显著增加,但25cm以下土层有机碳含量基本一致( 3 4gkg ~ ( - 1 ) ) 。 - From the beginning of 1992 to the end of 1994 , the pla conducted its first large - scale demining operation in the border areas of yunnan province and the guangxi zhuang autonomous region , cleared a total of over one million landmines and explosive devices and destroyed nearly 200 tons of disused or de - activated ammunitions and explosive devices , covering an area of 108 square kilometers with over 170 border trade passes and ports re - opened , and over 30 , 000 hectares of farmland , pasture and mountain forests restored
1992年初至1994年底,中国军队在云南省和广西壮族自治区边境地区,组织实施了第一次大规模扫雷行动,共排除各种地雷和爆炸物100多万枚,销毁废旧弹药及爆炸物品近200吨,完成扫雷面积108平方公里,打通边贸通道、口岸170多个;恢复弃耕地、弃荒牧场和山林3万多公顷。 - They are jinfo mountain in nanchuan county ( natural protection section ) , wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ) . some main land use patterns i . e . woodland , garden , infield , abandon infield , shrub and grassplot are selected in those three sample sites . four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites , are revealed in this paper , by using the field test , indoor measure and analysis , outdoor experiment and field investigation , and the knowledge and technique of soil , ecology , physics and chemistry etc . they are physical characteristic ( effective soil thickness , organic layer thickness , soil texture , water - stable aggregate and soil water etc . ) , chemical fertility ( organism , omni - n , omni - p , omni - k , alkali - nitrogen , available p , available k and rapid available k etc . ) , soil animalcule ( bacteria , fungi , actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem
本研究以重庆市的南川金佛山(自然保护区) 、黔江武陵山(国家重点退耕还林示范县,森林覆盖率50以上)和北碚中梁山(遭人为破坏严重)典型岩溶区为对象,选择了几种重要的利用方式,包括林地、果园、耕地、弃耕地和灌草坡,采用野外岩溶生态调查和室内试验测量分析相结合的方法,以不同土地利用方式岩溶土壤肥力为重点,对不同土地利用方式土壤肥力特征进行量化分析,找出岩溶土壤肥力差异的主要方面及其根本原因,论文主要从土壤剖面物理退化指标(有效土层厚度、有机质层厚度、质地、团聚体、水分含量等) ,化学肥力退化指标(有机质、全n 、全p 、全k 、碱解n 、速效p和速效k等) ,样地土壤微生物指标(细菌、真菌、放线菌数量及总量)以及样地土壤种子库植物群落多样性等4个方面对重庆典型岩溶区的土壤肥力特征进行了较为详细的分析研究,为岩溶地区士壤资源的合理利用及结构的调控管理提供依据。
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