很多农民给他们的农田施化肥。
她还把一些不施化肥的地块作为科学控制组。
She also included unfertilized plots as a scientific control.
每年所施化肥的一半左右由各种途径损失。
There are almost half of the applied fertilizer lost by every kind of path annually.
在施常量有机肥的基础上混施化肥能显著增加土壤N_2O的排放量。
On the basis of normal manure application, combined fertilizers applied to the soil could significantly boost N_2O emission.
农民为了使作物长得更好而给土壤施化肥或者为了杀死害虫而喷撒农药。
Farmers add fertilizer to the soil to make plants grow better, or spray poison to kill plant pests.
与单施化肥相比，鸡粪能显著提高芹菜产量，猪粪和油枯则表现为减产效应。
Chicken excrement could apparently increase the yield, but pig dung and oil cake reduced the output of celery.
主成分分析结果表明单施化肥处理的真菌群落组成与其他各处理存在显著差异。
Principal component analysis showed the significant difference in soil fungal community compositions between treatment of sole chemical fertilizer and others.
结果表明，在施化肥的基础上，施用污泥有机肥可显著提高马铃薯产量、等级和品质；
The results indicated that, along with application of normal fertilizers, application of sludge organic fertilizer could significantly increase potato yield, commercial class and quality.
集约化农业生产使用化肥，施到土壤中的化肥会释放强大的温室气体一氧化二氮。
Intensive farms also use fertilizers which release the powerful greenhouse gas nitrous oxide when applied to 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？
How much fertilizer is just enough and \ where \ do the excess chemicals go after they are put in the soil?
这些来自丹麦的研究人员共在72块田地上进行耕种，一半田地采用传统方法种植：喷洒杀虫剂，施无机化肥，添加养分。
Danish researchers cultivated a total of 72 plots of land, half using traditional farming methods including treating them with pesticides, non-organic fertilisers and adding nutrients.
今后农田施肥，应当重视施用有机肥，控制氮素化肥用量，增加磷素养分比例，适当补施钾肥。
For the future we should attach importance to organic fertilizer on farmland, control the dosage of nitrogen fertilizer, increase the proportion of phosphorus and add kalium fertilizer properly.
国内现有的一些排肥器，在排施易吸湿、潮解的粉状碳酸氢铵化肥时，多数容易引起架空、粘附、堵塞等现象。
When feeding the moisture-absorbing and moistened ammonium bicarbonate, the most of available fertilizer feeders are liable to make the fertilizer bridging, adhering and blocking up.
通过大田试验，研究了饼肥与化肥配施对烤烟硝酸盐、亚硝酸盐及钾素的影响。
The effects of proportional application of cake fertilizer and chemical fertilizer on leaf nitrate, nitrite and potassium of flue-cured tobacco were investigated in a field experiment.
喷灌施肥的试验结果表明，化肥施入量与灌水量的分布都可以用正态分布来表示，且它们的分布比较接近。
Fertilizer irrigation experiment showed that distributions of both fertilizer and water applied through sprinkler system can be represented by an approximate similar normal distribution function.
通过分析化肥施入量与灌水量的统计分布规律发现，它们都可以用正态分布来表示。
The distributions of both fertilizer and water applied through sprinkler system can be represented by an approximate similar normal distribution function.
施了农家肥的玉米，果然比只施普通化肥的长得好！
The corn fertilized by farm manure has really grown better than that fertilized by common chemical fertilizer!
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？
How much fertilizer is just enough and where do the excess chemicals go after they are put in the soil?
生物磷肥与无机化肥混施对甜菜植株生长发育具有良好效果，单株地上鲜重增加103。
Sugarbeet grown very well when the bio phosphate fertilizer and inorganic fertilizer mixed and sprayed, fresh weight of plant increased 103.
给料组件安装在铧犁机架上，不需另加驱动力，可以节省一个劳动力，而且化肥或种籽直接施于犁过的土沟内，不易被风吹走。
The fertilizer and the seeds are directly spread in a ploughed earth ditch, and are not easy to blow away by wind.
试验研究了有机肥与化肥配施对结球白菜的产量和品质的影响。
Field experiments were conducted to study the effects of combined application of organic manure and chemical fertilizer on yield and quality of Chinese cabbage.
研究了生物有机肥与控释肥配施和单施复合化肥对人参菜、紫背菜、黄秋葵几种特种蔬菜品质的影响。
We studied the effects of applying bioorganic fertilizer and slowly released fertilizer, chemical fertilizer separately on the quality of special vegetables.
氮磷化肥配施有机肥具有持续提高产量、培肥土壤的双重效果，是砂姜黑土培肥改良较理想的施肥方式，但同时要注意钾素的补充。
Nitrogen phosphorus chemical fertilizer combined organic improve yield, more ideal way of fertilizing. But should pay attention to the plain supplement of potassium at the same time.
结果表明，采取改垄向、带状间作、机械灭茬、增施农肥、配方施用化肥等综合培肥措施后，土壤有机质净积累0．023％，全氮净积累0．087％。
The results Showed that soil organic matter increased 0.023% after the synthetical amelioration method was used to it. The total N increased 0.087%.
在化肥基础上增施有机肥，土壤有机质提高程度与施有机肥量呈极显著正相关。
Thus, based on chemical fertilizer with increasing application of organic fertilizer, the level of organic matter increase was significantly correlated with the amount of organic fertilizer applied.
在同样化肥水平上增施有机肥能增加脲酶、转化酶活性，而降低酸性磷酸酶活性；
With same application rate of chemical fertilizer, application of organic fertilizer could increase urease and invertase activities, but decrease acid phosphatase activity.
在同样化肥水平上增施有机肥能增加脲酶、转化酶活性，而降低酸性磷酸酶活性；
With same application rate of chemical fertilizer, application of organic fertilizer could increase urease and invertase activities, but decrease acid phosphatase activity.
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