surface cultivation

It provided the basis for developing the technology of non-tillage under the condition of Heilongjiang province.

针对黑龙江省作物生长季节经常出现干旱的问题,研究了免耕不同耕作方式对玉米土壤水分的影响,为黑龙江省采用免耕耕作方式提供了理论依据,为旱作条件下发展免耕技术奠定基础。

Application of phosphorus fertilizer to no tillage cropping systems appears to be complicated by the fact that it cannot be incorporated.

免耕耕作制下磷肥的施用似乎很复杂，因为此时无法将磷肥和土壤掺混。

Comparative Study of Emissions of NO_2 and CH_4 and CO_2 in Glebe Systems by No-tillage and Normal Tillage;

免耕与常规耕作下旱田CH_4、N_2O和CO_2排放比较研究

The Importance of Green Manure Cover Crops and Crop Rotation in the No-tillage System -- Experiences in the development of the No-tillage System in Brazil and Paraguay

绿肥作物轮作覆盖在免耕中的重要性——巴西和巴拉圭免耕发展经验

row-crop attachment

中耕作物耕作附加装置

Growth Characteristics and Yield of Late-Season Rice under No-tillage and Non-Flooded Cultivation with Straw Mulching

免耕覆草旱作条件下水稻的生长特性

The 2BQLM-3(4) Type Ridge-till and No-tillage Ferti-seeder Spreader

2BQLM-3(4)型垄作免耕播种施肥机

not plowed or harrowed or hoed.

未耕作、耕耘或锄过的。

Effect of Covational and No-tillage on Soil Water Use Efficiency under Different Mulching Method in Dryland Area;

常规耕作与免耕不同覆盖措施对旱作麦田土壤水分利用影响研究

Typically, magnesium levels in soils under no tillage do not change materially from those under conventional tillage.

免耕和传统耕作制相比，土壤中镁的含量没有实质的变化。

On the Problem of Response Set in the Way of Thinking;

试论思想方法的心理定式问题——从精耕细作法向免耕法转换的启示

Profile Distribution of Exchangeable Cations under No-till and Conventional Tillage in An Aquic Brown Soil

免耕与常规耕作潮棕壤交换性阳离子的剖面分布特征

Effects of Conservation Tillage with Straw Cover or Straw Standing on the Soil Microbial Biomass Carbon and Organic Matter

留茬覆盖免耕保护性耕作对土壤微生物量碳和有机质含量的影响

The replacement of black fallow by a more diversified crop rotation, and the use of minimum and/or no-tillage technologies in lieu of conventional soil tillage.

用更加多样化的轮作代替秋耕闲地，以及使用最少和/或免耕法技术代替传统的土壤耕种。

Appraisal and Check on Quality of No-till and Cover Maine Seeder

玉米免耕覆盖播种机作业质量评价与检测

Microbial Characters in No-tillage Soil with Paddy-upland Rotation;

水旱轮作条件下免耕土壤微生物学特性研究

Study on Key Parts and Holistic Device of the No-Till Planter of the Ridge Cropping System in Northeast Area of China

东北垄作免耕播种机关键部件研究与整机设计

The Effect of Winter Cover Crop on Microbial Ecological Under the No-tillage System

免耕条件下覆盖作物对微生物生态的影响

Study on Main Physicochemical Properties in No-tillage Soil under Paddy-Upland Rotation

水旱轮作条件下免耕土壤主要理化特性研究