肥效

硅藻土为载体包膜尿素的缓控释性能和肥效研究

The Research of Slow-controlled Release Efficiency and Manurial Effect of Coated Urea with Kieselguhr as the Carrier

紫云英绿肥的肥效研究&Ⅱ.用0.5N中性（pH7.0）焦磷酸钠溶液提取的氮组分

A study of the fertilizer efficiency of Milk-vetch ⅱ . the nitrogen fractions extracted with 0.5N neutral ( ph 7.0 ) sodium pyrophosphate solution

两树种均在5，6年生时，N、P、K的肥效最高。

N , P , K had the best effect on both the fifth and sixth year trees .

MonteCarlo法在多元肥效模型参数估计和推荐施肥中的应用

Using Monte Carlo method for parameter estimation and fertilization recommendation of multivariate fertilizer response model

对粉煤灰复田立地上欧美杨人工幼林施肥效应进行了研究，结果表明：①N、P、K和绿肥肥效均极其显著。

Study on the effect of fertilization on the growth of juvenile plantation of P. × euramericana in reclaimed area by coal ash was conducted .

结果表明：该有机复合肥对水稻的增产效果显著，肥效与N、P、K三元复合肥相当，值得进一步研究开发。

This compound manure could fairly raise the output of paddy in the trail , and as good as N , P , K fertilizers used .

SPSS软件在肥效试验数据分析中的应用

The application of the SPSS software in the analysis of the data of Fertilizer experiment

~（15）N示踪法研究复混生物肥对水稻肥效及其对茬后土壤速效养分的影响

Effect of compound bio - | fertilizer on fertilizer efficiency of rice and active nutrients of soil after harvesting by ~ ( 15 ) n tracing

采用温室盆栽试验研究了3个不同磷（P）效率小麦品种（品系）对水溶性、构溶性和难溶性3种P肥的相对肥效。

The effect of water-soluble , citrate-soluble and hardly soluble phosphate on wheat vari-eties with various phosphorus ( P ) efficiencies was studied by a pot experiment under greenhouse conditions .

生物矿质复合肥对水稻有明显的增产作用，其主要的肥效因素是N、P、K矿质元素。

The biomineral complex fertilizer has bring about an obvious increase production , that the main factors of fertilizer efficiency are mineral elements of N , P and K.

若考虑CO2的直接肥效作用，雨养和灌溉小麦均表现明显增产趋势。

The yield increases for both irrigated wheat and rainfed wheat if the direct effect of CO_2 is considered in the simulation .

SV玉米专用肥的肥效试验

Fertilizer Efficiency of Maize Special - purpose SV

施肥处理的肥效指数达到286～1417，树高、胸径生长对P、N肥反应敏感；

The index of fertilizing effect of these treatments reached 2.86 ~ 14.17 . The growth of height , and basal diameter of Azadirachta indica young plantation were sensitive to P and N.

水稻、香蕉、番茄施用BB肥的肥效及其配方鉴比

Effect of BB fertilizer on rice , banana and tomato and its applying formula

菌肥A1对结球甘蓝（BrassicaoleraceaVar.capitata）的肥效及土壤微生物的影响

Effects of microbial fertilizer A1 on Cabbage ( Brassica oleracea var. capitata ) and on soil microorganisms numbers

挪威NorskHydro（海德鲁）矿质复合肥对毛竹的肥效试验研究

Study on Fertility Effectivensss of Norwegian Norsk Hydro Mineral Composite Fertilizer to Phyllostachys pubescens

有机肥与化肥配合施用能提高肥效11%左右，增加土壤N素积累6%-12%。

The mixed application of manure and urea could increase the fertilizer usage rate as high as about 11 % , and the nitrogen accumulation in soil is also increased by 6 % - 12 % .

选取低浓度系列平衡液进行等温吸附试验，并结合硅肥肥效试验的结果，研究了不同pH水稻土对硅的吸附解吸特征及其与水稻土供硅能力之间的关系。

The adsorption and desorption experiment with low concentration silicon and pot experiments were conducted on seven paddy soil in different pH , and the relation between silicon supplying capacity and the parameters of adsorption isotherm were studied .

褐煤腐殖酸肥料的养分缓释机理及其肥效研究缓激肽对PDGF诱导的肾小球系膜细胞增殖的影响

Nutrient Slow-release Mechanism of Humic Acid Fertilizer Extracted from Brown Coal and Its Effects ; Inhibition of bradykinin to PDGF-induced mesangial cells proliferation

其次对VT菌堆肥产品进行肥效实验，确定VT菌剂的生产意义。

The tests were conducted to study the effects of the compost appended with VT microbial inoculants on the yield and quality .

木质素包膜尿素（LCU）的研制及其肥效试验

Preparation of Urea Coated with Lign in ( LCU ) and Its Fertilizer Efficiency Test

利用统计软件SPSS，对肥效试验的数据进行随机区组设计分析、裂区区组设计分析，应用该软件能使较为繁琐的统计过程变为更简单、直接、准确。

Using SPSS statistical software on block design analysis , cleft district design analysis group , that can make the complicated statistical process become more simple , direct and accurate .

在不考虑CO2肥效作用和种植制度变化的B2情景下，未来我国雨养和灌溉玉米产量分别下降2%和14.3%。

Under the B2 scenario of no CO2 fertilization and crop system change , the yield of rain-fed and irrigated maize will separately decrease 2 % and 14.3 % in 2070s .

然而人畜粪尿等农家肥不经处理直接施用，往往会因H2S等有害气体发生以及田块中地下害虫增多而损害作物，肥效也不高，而且发出恶臭，污染环境。

However , the plants would be harmed due to H2S and other harmful odor produced from the man-animal fertilizer , the would pollute the environment .

通过对棉花施用造纸黑液固化物有机NPK复合肥的效果研究表明：棉田施用造纸黑液固化物有机NPK复合肥确有较好的肥效，其籽棉和皮棉产量达4749.15kg/hm2和2063.55kg/hm2。

This paper systematically studies the effect of the compound fertilizer of organic NPK from the concretions of papermaking black-liquid on cotton yield and quality .

K肥主要在施用1-3周内起作用，5-10d肥效高，而后逐渐减弱。

After K applied , it had obvious effect in 1-3 weeks and the high efficiency was after 5-10d and gradually weakened since then .

根据树高、地径与施肥量建立的氮磷钾肥效模型分析结果表明，仅地径氮元素单元肥效模型的F检验显著。

According to the model analysis built on the effect of nitrogen , phosphorus and potassium balanced application to tree height and ground diameter , only the F-test based on the model of ground diameter and nitrogen acts significantly . 2 .

实验表明：在静态和动态两种情况下，BI沸石对氨氮的吸附、交换效果良好，在土壤存水、提高肥效方面有重要的开发价值。

Experimental results show that in the above two situations the effect of adsorption of BI zeolite for nitrogen ammonia is very good . It is of great value in keeping water in the soil and in raising the efficiency of fertilizers .

作者相信MEMS移相器在射频通信领域将具有巨大的潜力和广泛的应用前景。从育种、耕作与栽培三个方面分析了适应CO2肥效作用的农业技术潜力措施。

We believe that MEMS phase shifter will have large technical potential and wide applications . The agricultural technical potential and response measures adapted to CO_2 fertilization effect in the perspective of crop breeding , cultivation and farming systems under climate change were summarized .

研究了广州地区晚季稻田在农业管理措施和肥效基本相同情况下，施用不同肥料类型对稻田甲烷（CH4）排放通量的影响。

This study dealt with the effects of using four kinds of fertilizer application at the same effective fertility level under the normal late rice field management to pad - dy-fields in Guangzhou area on methane emission flux .