建立合理的耕作制度是农业生产上的一项战略措施。
Establishment of a reasonable farming system is a strategic measure for agricultural production.
标准耕作制度的确定是农用地分等定级的基础性工作。
Determining the standard farming system is a basic work to grade the farmland.
中耕除草、深翻轮休等传统耕作制度，常常造成严重的水土流失。
The conventional tillage system, such as harrowing, weeding by dig-ging and tillage rotation, etc.
研究吉林玉米带现行耕作制度下所形成的剖面构造特征对土壤物理特性的影响。
The research aimed to study the effects of the profile conformation characteristics of Jilin corn belt under current farming system on the physical characteristics of soil.
旱地耕作法：指一种在干旱或半干旱土地上不使用灌溉方法生产作物的耕作制度。
Dry farming; dryland farming: a system of producing crops in arid and semiarid regions without the use of irrigation.
这些努力显示了良好的发展潜力，并且明确预示着耕作制度向着可持续性方向的演进。
The attempts had demonstrated potential and clearly pointed to a possible sustainable evolution of the cropping system.
一个品种在生产上应用推广的成功需要借助于良种、良法、以及与之适宜的耕作制度的配套。
The successful experience of spreading a variety to be applied in production should be depend on combining the elite cultivar with cultural technique and cropping system.
土壤耕作制度是农作制度中不可缺少的一环，其是与一个地区的作物种植制度紧密相关的。
The soil cultivation system is an essential link of the farm crops system, which has close relation with crops planter system.
棚民的土地利用主要是农业土地利用，包括对待土地的态度、开垦山地的方式以及耕作制度。
The use of land of the Shed people were agricultural use, including the attitude to the land, the way of cultivating and the farming system of the mountainous country.
认为热量是限制作物分布和耕作制度的决定因素，在同样热量条件下，降水又成为决定因素。
It is thought that heat is the determinant which affects the distribution of crops and farming systems. Under the same condition of heat, precipitation will become the decisive fac...
影响东亚飞蝗发生的环境因子主要有水文条件、植被种类以及植被覆盖度、耕作制度和天敌等因素。
The factors that influenced Locustae's occurrence were hydrology conditions, vegetation types and coverage, farming systems, natural enemies and so on.
其广泛的国际范围包括饲养场系统，运输，生活耕作制度和牛的生产系统对土地，空气和水的污染。
Its broad, international coverage includes feedlot systems, transport, subsistence farming systems and the contribution of cattle production systems to land, air and water pollution.
导致这一演替的主要原因为作物布局、耕作制度、栽培方法、管理技术的变化和农药化肥的过量施用。
The main reason for this succession might be the changes in crops distribution, cultivation type, planting method, management technique and over-use of chemical pesticides and fertilizers.
旱地耕作法指一种在干旱或半干旱土地上不使用灌溉方法生产作物的耕作制度。常常采用一年休耕、一年种植的方法。
Dry farming; dryland farming a system of producing crops in arid and semiarid regions without the use of irrigation. Frequently alternate years of fallow and cropping are practiced.
前茬作物、播种方式、耕作制度和气候条件等都通过影响玉米的播期或灰飞虱的发生数量来间接影响当地或当年病害发生的轻重。
The others such as previous crops, sowing way for maize, cropping system and the climate were indirect factors, which affected the sowing date or amount of planthopper.
高兰尼也在改进CQESTR模型，也就是一种电脑模型，这种模型能够模拟气候、土壤类型、耕作制度和其他有关土壤中有机碳的管理措施。
Gollany also is upgrading CQESTR, a computer model that simulates the effects of climate, soil type, cropping systems, and other management practices on soil organic carbon.
本实验是在十年研究的基础上，在华北地区小麦—玉米典型耕作制度下，对土壤长期施用EM生物有机肥，研究其对冬小麦和夏玉米的生产效果与作用机理。
The production effects and action mechanism of applied EM biological-organic fertilizer to winter-wheat and summer-maize under the typical cropping systems of the Huabei area in china were analyzed.
本实验是在十年研究的基础上，在华北地区小麦—玉米典型耕作制度下，对土壤长期施用EM生物有机肥，研究其对冬小麦和夏玉米的生产效果与作用机理。
The production effects and action mechanism of applied EM biological-organic fertilizer to winter-wheat and summer-maize under the typical cropping systems of the Huabei area in china were analyzed.
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