旱田

旱田土壤剪切特性的现场测定

The site measurement of shearing characters of dry farmland soil

旱田几种禾本科杂草结实期光合特性的研究

Photosynthetic Characteristics of Several Gramineous Weeds During Fructification Period in Dry Farmland

~（14）C－涕灭威在旱田土壤中的降解

Biodegradation of ￣( 14 ) C-aldicarb in upland soils

温度对旱田土壤N2O排放的影响研究

Effect of temperature on n_2o emissions from sub-tropical upland soils

贵州省旱田土壤N2O释放及其环境影响因素

N_2O Emission from Upland Soils in Guizhou and Its Environmental Controlling Factors

旱田逆切旋耕刀片的成形分析及CAD技术

The analysis of the forming of dry soil reverse rotary tilling blade and the CAD

未来气候变化对旱田生态系统N2O释放的潜在影响

The potential effects of climate changes in future on N_2O emissions from agricultural soils

西北地区旱田耕层土壤N2O排放特征的研究

Emission Characteristic in Field Soil of Northwest Region

长效氮肥施用对黑土水旱田CH4和N2O排放的影响

Effect of slow-releasing nitrogen fertilizers on CH_4 and N_2O emission in maize and rice fields in black earth soil

表明盐碱荒地农垦为旱田后，Hg、B、Cd是受人类活动干扰最大的元素，农业耕作对土壤的影响相对较少。

It indicates the influence of agriculture farming to soil is insignificant after the salt alkaline wasteland ground land reclamation and cultivation the glebe .

转Bt基因作物的环境释放对土壤及其根系微生物生态的影响研究主要集中在旱田作物，至今未见有关水田转Bt基因水稻对土壤及水稻根系微生物生态安全和风险性研究报导。

Little is known about the potential impacts of the environmental release of Bt transgenic rice on soil microbiota and their processes .

旱田土壤低剂量和高剂量处理Cd迁移到30cm，而Cu元素只有高剂量处理迁移到30cm的深度。

In dry land , Cd migrated downwards to 30 cm-depth for both high and low doses whereas Cu migrated to 30 cm-depth only at high dose .

测区内除有基岩露头外，主要是一些基岩风化层，即原地表土层（1m左右，为旱田或果园）。

Besides the bedrock outcrop , there are mainly some basal weathered horizon , namely autochthonous overburden ( about 1m , farmland or orchard ) in the measurement area .

在水田、旱田栽培条件下，考查了乳熟期DH系及其亲本的茎基粗、茎秆长及茎秆强度等性状。

Three culm traits , basal culm thickness ( BCT ), culm length ( CL ) and culm strength ( CS ), of DH lines and their parents under upland and lowland ecosystems at milk stage were studied .

利用旱稻导入系定位水、旱田外观品质的QTL及土壤水分效应分析分析了水田和旱田应用双氰胺（不同用量+氮素）的增产效益。

QTL Mapping and QTL × Environment Interactions of Appearance Quality in Upland Rice Introgression Lines under Upland and Lowland Environments This paper analyzed the yield performance by applying different quantity DCD and nitrogen fertilizer in water field and dry field .

对长春市郊区不同轮作方式旱田的土壤杂草种子库中杂草种类进行了调查。结果表明：不同轮作方式旱田土壤的杂草种子有5科8种，主要分布在0～10cm土层内。

The variety of weeds in weed bank of dry farmland of Changchun suburb under different ways of rotation was investigated The results showed that there were 8 species of weeds , belonging to 5 families , mainly distributing in 0 ~ 10 cm deep soil .

本文简述了利用自行设计的HTY-3型旱田土壤参数测定仪对土槽土壤和田间土壤进行的测定。

This paper summarizes the measuring parameters of the soils in both the soil bin and the field , by use of the self designed HTY-3 type soil parameter metering device for dry farmland .

小型四轮拖拉机旱田驱动叶轮的研究

Study on the Vane Wheel of Small Wheeled Tractor for Dryland

阿特拉津是研究区内广泛使用的旱田除草剂。

Atrazine is a glebe herbicide used widely in study area .

旱田土壤氮素流失特征及其控制途径研究

Study on the Feature and Control Technology of Upland Nitrogen Loss

吉林省主要旱田土壤有机氮组份的研究

Studies of organic nitrogen compositions in major Dryland Soils in Jilin Provence

旱田养分淋溶规律及对地下水影响的研究

Eluviation of Nutrients in Glebe - Soil and Its Influence on Groundwater

长春市郊区旱田土壤杂草种子库的研究

Studies on Weed Bank in Dry Farmland of Changchun Suburb

辽阳县水旱田合理布局的研究

Reasonable arrangement of overall paddy field and dry farmland in Liaoyang County

建立了旱田驱动圆盘犁机组的平衡方程式。

Thebalance equation of power driven disc plow is built .

旱田逆切旋耕刀片正切面的研究

The studies on reverse rotary blades for arid field

浙江母草属一新记录植物&旱田草

A New Record of Lindernia All . in Zhejiang

旱田除草剂对玉米内根圈土壤微生物的影响

Effects of Herbicides on the Numbers of Microbial Population in Corn Inner Rhizosphere

旱田驱动圆盘犁的理论与试验研究

Theoretical and Experimental Study on the Power Driven Disc Plow for Dry Farmland

黑龙江省旱田土壤耕作模式

The Research of Heilongjiang Province Dry Land Tillage