A multi-functional ridging fertilizer applicator is designed using small disc plow and face-to-back plows twice ridging structure.
采用了小型圆盘犁、正反铧式犁两次起垄机构设计了一套复合起垄施肥机具,使得一次完成多项作业,克服了传统起垄方式易引起的中间土壤架空现象,使得成型一致,垄体饱满,内部土壤密实,利于作物生长。
Chinese grain production and fertilizer use were temporally and spatially analyzed in terms of the experimental data and the results of investigation.
根据试验研究资料与调查结果，对中国粮食生产与化肥施用进行了时空宏观分析。
21 representative vegetable field with different cropping system and time were selected,based on vegetable production and fertilizer application investigated from suburb of Zhengzhou city,and the soil chemical and physical property and nitrate nitrogen concentration in vegetables were determined,the results showed that nitrogen provided by organic nutrient accounted for 47.
在对郑州市郊区蔬菜生产与肥料施用状况进行抽样调查的基础上,选择不同蔬菜种植时间、不同蔬菜种植模式的21个典型样点,对土壤理化性状和蔬菜硝酸盐含量进行测定,结果发现:蔬菜有机肥提供的氮质量分数为47。
Fertilizer application and nutrient balance from 1985 in Yanzhou were discussed in this paper, the results showed that chemical fertilizer consumption was increasing from 1985 to 1993, yet, it changed little after 1993 Wheat yield increased stablely from 1985 to 1997,and decreased after 1997.
以兖州市为例,分析了1985年以来高产粮区的肥料施用和养分平衡状况。
Abusement of chemical fertilizer application resulted in soil degradation and threaten sustainable agricultural development.
不当的化肥施用将导致土壤发生各种形式的退化 ,严重威胁着农业的持续发展。
Study on Grain Crop Production and Chemical Fertilizer Application in Shandong Province;
山东省粮食生产与化肥施用状况研究
Environmental Effect of Fertilizer Employing on Dry Farmland in Shanghai Suburbs
上海市郊旱作农田化肥施用的环境影响研究
Study on Fertilization Effect on Muskmelon in Organic Substrate Culture;
有机基质型无土栽培甜瓜化肥施用效应的研究
Dynamics of nitrogen in double-rice paddy soil under application of chemical fertilizer combined with manure
化肥有机肥配合施用下双季稻田氮素形态变化
Where they do use chemical fertilizer, they tend to use nitrogen only, thereby mining the soils.
使用化肥时，只施用氮肥，从而其它养分逐渐耗竭。
A Study on Efficiency in the Use of Agricultural Fertilizers and Farmers Behavior of Fertilization Based on Hubei Province;
农用化肥使用效率与农户施肥行为研究
Effect of combined application of organic fertilizer and chemical nitrogen fertilizer on increasing rice production
有机肥与化肥结合施用对水稻的增产作用
Organic fertilizers are safer than chemicals. Chemical fertilizers may, in time, build up salts.
有机肥料比化学肥料安全。施用化肥需要及时好控制盐分。
Characteristic of Nitrogen Use Efficiency of Central Food Crops under Long-term Fertilization;
长期施肥下我国粮食作物氮肥利用率变化特征
The act or process of applying a fertilizer.
施肥,肥沃化施肥的行动或过程
To fertilize with manure or compost.
施肥用农家粪肥或混合肥料使地肥沃
Chemical Fertilizer Rationally Use in Carrot, Celery Producing;
胡萝卜、西芹生产中化肥的合理施用
Application of Touch-screen in the Facility Agriculture Intelligent Fertigation
触摸屏在设施农业灌溉施肥智能化中的应用
Effects of Organic Manure and Inorganic Fertilizer Combination on Increasing Fertility of Black Soil
有机肥与化肥配施对黑土肥力的影响
Since these soils are poor soils, ample inputs of fertilizers are needed, beside conservation measures, the use of organic manures and possibly liming of acidic soils.
由于这些土壤肥力低，所以除保护土壤，施用有机肥料，降低酸度外，增施化肥是必需的。
How much fertilizer is just enough and where do the excess chemicals go after they are put in the soil?
多少肥料恰好够用，而多余的化肥施到地里又会跑到什么地方？
The results showed that compared to chemical fertilizer, AFR could decrease the nitrate accumulation in rape.
试验表明 :与化肥相比 ,适量施用沼肥 ,可有效减少油菜硝酸盐的积累 ;
Effect of Combining Application of Rape Seed Cake and Chemical Fertilizer on the Growth and Physiological Characteristic of Flue-cured Tobacco;
菜籽饼肥及其与化肥配合施用对烤烟生长发育和生理特性的影响