保肥

土壤保肥-供肥机理及其调节Ⅲ.棕壤型菜园土的N素保持与供应

Mechanism of nutrient preservation and supply by soil and its regulation ⅲ . N preservation and supply by brown earth type vegetable garden soil

总体矿山废弃地肥力水平差，保肥、保水能力低且受Cd、Cu、Zn重度复合污染。

Fertility level of the overall mining wasteland , and fertilizer , low water retention capacity and subject of Cd , Cu and Zn in severe compound pollution .

沸石改土保肥及增产效果的研究

A Study of Zeolite Effects on Fertility and productivity of poor Soils

结果表明：旱管栽培采用地膜覆盖具有保肥、增产优势。

Results showed : covering with plastics could protect fertilizer and increase production .

供试土壤的保肥和酸化缓冲能力比较弱。

Fertilizer and soil acidic buffering ability was weak in the tested soils .

土壤施用沸石后，可以提高土壤保肥能力，活化土壤中难溶性磷，改良土壤结构。

Zeolites application can increase fertilizer use efficiency and nutrient preserving capability of soil .

几种天然养分载体的保肥供肥特性研究

On the Nutrient s - Supplying and Retaining Properties of some Natural Nutrient Carriers

沙质土蓄水保肥栽培措施及其效果研究

Research on cultivation measures and benefit of conserving moisture and fertility in sand land

包膜控释尿素保肥供肥效果及其机理的研究

Study on efficiency and mechanism of N supply and preservation of controlled release coated urea

无机、有机肥料配合施用是一项重要的保肥和培肥措施。

Combined application of organic with inorganic fertilizer was an important measure to improve soil fertility . 2 .

杉木人工林采伐后水源涵养和固土保肥效益损失的评价

Evaluation of losing benefits to water resource containment , soil-fixation and fertility preservation after cutting Chinese Fir Plantation

土壤无机纳米微粒对土壤保肥供肥及作物生育的影响

The Influence of Inorganic Soil Nanoparticle on the Holding and Providing of Fertilizer and on the Growth of Crops

吸水树脂抗旱保肥提早橡胶幼苗定植试验研究

Study on Utilization of Water Absorbing Resin for Drought Resistance , Fertilizer Preservation and Early Establishment of Rubber Seedlings

膨润土能够改善土壤的水热条件，增强土壤的保肥保水能力，提高作物产量。

Abstract Bentonite can improve soil hydrothermal condition , preserve moisture and fertility , and thus increase crops output .

广州城市森林涵养水源、固土保肥的功能及价值分析。

Function and value analysis of water conservation , soil reinforcement and fertility maintenance of urban forest in Guangzhou .

结果表明，煤矸石风化物由于吸附性能低，保肥性差，所以施用化肥时一次用量不宜过大。

The results showed that application rate of each time should not be high because of its low absorbability and low fertility preserving capability .

这表明人促群落土壤结构性能、土壤保肥和供肥能力、土壤手化作用强度比对照均有较明显的提高。

It revealed that the soil structure properties , the capability of containing and supplying fertility and soil biochemical action intensity of AMPR were improved obviously .

可见长期有机肥与无机化肥合理配施可明显提高土壤的环境质量，增强土壤蓄水保肥能力。

From above A combined application of organic fertilizer and inorganic fertilizer can improve soil physics properties and the ability of soil available nutrients and water-holding capacity .

沸石以其晶间含水量随外界温度、湿度变化而异的特性，使其在农业方面具有改良土壤、保肥、缓释肥效等明显作用。

With variation of its intercrystalline water with outside temperature and humidity , zeolite is strongly effective of improving the soil and keeping it to gradully tap fertility .

土壤有机质、全量养分和速效性养分均得到提高，土壤保肥性能加强；

The content of soil organic matter , total nutrition and available nutrition , and the nutrient conserving capacity are higher under mixed forest than that under pure stand .

一次性施用氮肥后的残效、影响残效大小及持续性的主要因素是氮肥用量及土壤保肥性；

The key factors of residual effects and sustain after one time application of N fertilizer depend mainly on the application amount of N and soil nutrient holding capacity ;

本文通过对玫瑰根系和林冠与枯落物的固埂、护埂作用，及玫瑰埂蓄水保肥效益的分析表明：玫瑰的固埂保土效益比较显著。

This paper analyses rose root system , edge fixation and edge functions by canopy and dead litter , and effects of water storage and fertilizer conservation by rose bank .

采用在实验室培养和用淋洗管模拟田间淋洗的方法研究聚丙烯酰胺对沙土水稳性团粒结构改良作用，对氮、磷、钾养分保肥的作用以及其合理施用量。

This paper study on the effects of PAM on improving water stable aggregate and reducing nutrients loss from sandy soil , methods of Laboratory incubation and leaching were adopted .

第一主成分反映土壤的保肥能力和氮、钾素含量，第二主成分反映土壤微量元素以及有效磷的含量状况。

The first component characterizes maintenance capability on nutrients , and , accommodating level of soil nitrogen and potassium ; the second component describes supply status of trace elements and available phosphors .

土壤土层深厚，土质疏松，通气透水性好，具有较好的保肥供肥能力。2.土壤肥力对党参外观质量有影响。

The soil was osteoporosis , ventilation permeability well which has good protection and supplying fertility capacity . 2 . The relationship between soil fertility and yield and exterior quality of Radix Codonopsis .

为了提高水、肥利用率，国内外学者对以水保肥，以肥调水，水肥耦合效应进行大量研究，并取得了积极的进展。

For improving water and nitrogen use efficiency , many home and abroad scholars make much research on the mechanism of water promoting fertilizer , fertilizer adjusting water and water-fertilizer coupling effects and models .

在少雨干旱地区，旱地甘蔗改沟植为穴植，可有效地拦集自然降雨，施肥集中于种植穴内，能改善土壤的蓄水保肥能力，提高甘蔗产量。

In arid region , changing the sugarcane planting technique from furrow to hole , rainwater and fertilizer will be retained , the ability of water and fertilizer reservation of soil will be improved and sugarcane yield increased .

在红壤侵蚀区通过人工手段进行植被恢复，能够改良土壤，提高土壤保肥培肥功能，对加速侵蚀区植被恢复有意义。

The restoration of vegetation by artificial method in eroded area of red soil can improve the soil fertility , help the soil to keep and cultivate fertility , to accelerate the vegetation restoration in eroded area as well .

烟草专用缓释肥具有保肥效果。烟草专用缓释肥能有效保持中后期植烟土壤的全氮、碱解氮、有效磷、速效钾含量，提高土壤肥力，促进烤烟营养元素的吸收。

Tobacco-specific slow release fertilizer may preserve the nutrients in it , it maintain the level of soil total nitrogen , available nitrogen , phosphorus , potassium content , improve soil fertility , promote the nutrients absorption of flue-cured tobacco . 3 .

加强植物营养物质的循环和再利用，提高营养物质的利用效率，提高作物本身吸收利用养分的能力，发展保肥增效的新型肥料将是今后植物营养与肥料科学的研究重点。

Strengthening the cycle and reuse of the nutrients , raising nutrient use efficiency , increasing plant abilities for utilizing nutrients , developing new types of fertilizers that may reserve nutrients and increase nutrient use efficiency will be the major areas for researches in the future .