The results are: ( 1) the tilled soil layer Cr concentration ( dry): sewage irrigated area 112.81mg/ kg, control 59.46mg/ kg, ( P < 0.01);

1、

The study also noted that when tilled soil particles come in contact with air, soil organic matter is lost through the process of oxidation.

研究还提示了当被耕作的土壤微粒与空气接触，土壤的感官物质将通过氧化的过程而被丢失。

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2、

Simulation of Transfer of Water-vapor-heat in Soil with a Tilled Soil mulch Layer

松土覆盖时土壤内水、汽、热传输的模拟

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3、

The importance of this new approach would update the understanding of the mechanical mechanism of tillage processing, and promote the development of soil dynamics and the premium design of tillage machine tools.

指出本方案的实施将更新对耕作过程的力学机理的认识，发展土壤动力学理论，促进耕作机械设计的科学化、合理化。

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4、

The utility model relates to a rotary tillage land preparation machine; a reducer is connected with a packing auger, and a roller is connected with a roller outer tooth.

一种土地旋耕整地机，减速器和绞龙连接，滚筒和滚筒外齿连接。

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5、

With the development of economy, ecological environment and agriculture sustainable development consciousness improved, straw chopping and tillage stubble machine popularize further.

随着经济的发展，生态环境和农业可持续化发展意识的提高，秸杆根茬还田机得到进一步推广。

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6、

Experimental study on straw chopping and tillage stubble machine

秸秆粉碎灭茬还田机的试验研究

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7、

The utility model discloses a front wheel-driven tillage machine used in paddy field, which is welcomed by paddy field ploughing farmers by a plurality of unique advantages.

前轮独轮驱动水田耕整机以其许多特有的优点深受着耕种水田的农户的欢迎。

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8、

The boat type tillage machine is one of highly effective inventions in the development of agricultural mechanization in China. It is a fairly good power machine used in paddy field.

机耕船是中国在发展农业机械化过程中一项卓有成效的发明，是一种较好的水田动力机械。

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9、

Spring-loaded tine cultivator tillage machine with power-driven working parts

弹簧加载齿式中耕机驱动型土壤耕作机械

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10、

Design of universal SQ-6 tillage machine

SQ-6型多用耕作机的设计

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11、

The research on type and driving surface angle of the driving-wheel paddle of BOAT-TYPE TILLAGE MACHINE

机耕船驱动叶轮轮叶型式及轮叶驱动面倾角的研究

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12、

The kinematics of paddy-wheel of BOAT-TYPE TILLAGE machine and energy loss

机耕船水田轮运动学与能量消耗

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13、

Simulated Experiment on Effects of Soil Mechanical Composition and Soil Bulk Density on Soil Water Characteristic Parameters tillage machine with power-driven working parts

土壤机械组成及容重对水分特征参数影响模拟试验研究驱动型土壤耕作机械

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14、

Tillage machine with power-driven working parts

驱动型土壤耕作机械

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15、

A power-driven combined tillage machine belongs to a land preparing implement in the field of agricultural machinery.

动力驱动联合整地机属于农业机械中土壤耕整地机具；

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16、

Tillage machine with power-driven working parts Tractors have revolutionized farming.

驱动型土壤耕作机械拖拉机革新了耕作方法。

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17、

Core mechanical mockup tillage machine with power-driven working parts

堆芯机械全尺寸模型驱动型土壤耕作机械

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18、

An Analysis of the Tests About the Driving Mode and Power Matching of the Boat-Type Tillage Machine

机耕船驱动方式与配套功率的试验分析

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19、

Performances of four tillage machine unit were appraised and analyzed applying systemic theory.

运用系统工程原理对实际生产中常用的四种水田耕整地机组技术性能进行评价分析。

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20、

The development of BOAT-TYPE TILLAGE machine and its performance analysis of paddy operation

机耕船的发展及其水田作业性能分析

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