The study on the effect of potash fertilizer on potato yield was carried out through field experiment and comparing trial.
通过小区试验和大田对比试验，对马铃薯施钾的肥效效应进行了研究。
A field fertilizer experiment was made to explore the effect of different fertilizer treatments on soil nutrients and enzyme activity in different layers of river ancient channel.
通过田间肥料试验，探讨不同试验处理对河流故道区不同土层土壤养分及其酶活性的影响。
This experiment investigated the effect of combining application of different ameliorative material and fertilizer to the biological yield and quality of alfalfa and Leymus chinensis.
本试验采用不同改土物料与化肥配合施用对人工建植草地苜蓿和羊草生物产量和品质影响进行了研究。
The comparative experiment of biological fertilizer and inorganic compound fertilizer was carried out to study the application effect of biological fertilizer on sugarcane production in Fusui county.
为探索生物肥在甘蔗生产中的使用效果，在扶绥县进行了生物肥和无机复合肥的比较试验。
United the methods of soaking or mixing seeds to make an experiment in order to research the effect of microbe fertilizer to seedlings nature.
为探索微生物肥对水稻秧苗素质的影响，用浸种或拌种的方法进行试验。
With 312-d optimized saturation design, field experiment was conducted to study yield effect of water and fertilizer coupling on spring maize.
采用312-D最优饱和设计，开展了春玉米水肥耦合作用田间试验研究。
Field experiment was carried out in Guanzhong area, Shaaxi province using Capsicum as indicator, to study Capsicum to fertilizer effect reaction of n, p, K fertilizer.
在陕西省关中土娄土区布置线辣椒缺素大田试验，研究线辣椒对氮、磷、钾肥的肥效反应。
Field experiment was conducted to study the effect of different supplying styles of potassium fertilizer on potassium content in flue-cured tobacco leaves and the methods to increase the content.
通过大田试验，研究了不同供钾方式对烟叶含钾量的影响及提高石灰性土壤上烤烟含钾量的可能途径。结果表明，施钾能显著提高烟叶产量，其中以粉肥结合喷优丰处理效果最好。
A field experiment was conducted to study the effect of new potato specific fertilizer on the yield and quality of potato.
通过马铃薯田间小区试验，研究新型专用配方肥对马铃薯产量和品质的影响。
Through the rotating, regressive and perpendicular experiment and the deep study of the effect of wheat yield between different fertilizer quantity and density.
本文根据旋转回归正交试验，深入研究探讨了不同肥量、密度条件下对小麦产量的影响。
Through the rotating, regressive and perpendicular experiment and the study of the effect of spring wheat yield between different fertilizer quantity and density.
根据旋转回归正交试验，研究探讨了不同肥量、密度条件下对春小麦产量的影响。
Through the rotating, regressive and perpendicular experiment and study of the effect of wheat yield between different fertilizer quantity and density.
采用旋转回归正交试验，探讨了不同肥量、密度条件下对小麦产量的影响。
The methods of continuous water extraction and the pot experiment of tobacco are carried out to study the release characteristics and fertilizer effect of promoted-release boron sludge (PRBS).
采用连续浸提、盆栽试验的方法，研究促释型硼泥的养分释放特点及其肥效。
In a pot experiment, the effect of slow release fertilizer (SR) rates on quality and yield of lettuce was studied.
通过盆栽试验研究了不同缓释肥(SR)用量对莴笋产量和品质的效应。
Using 3414 fertilizer effect experiment, the effect of nitrogenous(N), phosphate(P), potash(K) fertilizer on rape yield in Dongzhi County was researched.
采用“3414”肥料效应试验方案，研究了安徽省东至县油菜高产栽培的氮、磷、钾肥肥料效应，并建立了肥料效应函数模型。
The effect of lignin and lignin-compound fertilizer on the yield of wheat was researched through field experiment in purple soil and moisture soil.
在潮土和紫色土两种土壤上，比较研究了硫代木质素及其复合肥料对小麦产量的影响。
The effect on the root system and nodule of faba bean under different fertilizer treatments were studied with the cultivar 89-147 under farm experiment.
以蚕豆品种89-147为材料，在大田条件下研究了不同施肥处理对蚕豆根系及根瘤的影响。
Rainfall simulation experiment was performed to evaluate nitrogen losses from farmland and show the effect of fertilizer application on nitrogen concentration and losses of runoff.
在室内降雨模拟试验条件下，研究暴雨径流中农田氮素养分流失及施肥处理的影响。结果表明，农田暴雨径流氮养分的流失量与累积径流量成正相关；
An experiment was carried out to study the effect of NPK fertilizer, micro-element fertilizer, organic fertilizer application on the yield and nutrient quality of Alfalfa Medicago sativa l.
研究氮磷钾肥、微肥、有机肥三者配施对紫花苜蓿饲草产量和品质的影响。
The effect of silicon fertilizer rate on rice yield and quality was studied by using Shennong 265 and Fengyou 2000 as materials in a pot experiment.
以沈农265和丰优2000为材料，在盆栽条件下，研究了硅肥不同施用量对水稻产量和品质的影响。
The paper studied the effect of complex fertilizer to yield and nutrtion of nitrogen, phosphorus and potassium of soybean in this experiment.
通过田间试验及室内分析相结合的方法，研究了大豆专用复混肥对轮作、连作大豆氮、磷、钾营养及产量的影响。
By field located experiment in semi-aired areas of loess plateau for successive 4 years with spring wheat, effects of N fertilizer and residual effect of N fertilizer on spring wheat was studied .
通过在黄土高原半干旱地区施用不同用量氮肥的田间定位试验，对春小麦四年连作条件下氮肥肥效和后效进行研究。
By field located experiment in semi-aired areas of loess plateau for successive 4 years with spring wheat, effects of N fertilizer and residual effect of N fertilizer on spring wheat was studied .
通过在黄土高原半干旱地区施用不同用量氮肥的田间定位试验，对春小麦四年连作条件下氮肥肥效和后效进行研究。
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