合理施肥

实施GAP的关键之一&合理施肥

Rational fertilization & key to implementation of GAP

合理施肥节省化肥N50%，N肥产投比为1.37，比两种烟农施肥分别高101%和108%；

The Rational Fertilization Treatment saves 50 % of chemical fertilizer N. The output / input ratio of nitrogen fertilizer is 1.37,101 % and 108 % higher than the two Tobacco Peasant Fertilization Treatments respectively .

结论实施GAP，合理施肥是关键。

CONCLUSIONS The keys are to implementation of GAP is to apply fertilizer rationally .

在合理施肥确定边际利润率值〔1〕的基础上，应用数学方法给出一种确定投资风险预测阈值K的方法。

On the basis of determination of marginal profit rate in rational application of fertilizer , a mathematical model of determing threshold k , of investment risk is established .

试验研究表明，合理施肥能促进红锥人工幼林的生长，施肥量水平不同，其促生效果也不同，N、P、K肥对红锥人工幼林的生长具有同等重要的特性。

The results of experiment showed that rational amount of applied fertilizer could accelerate the growth of castanopsis hystrix young plantation , the effect of acceleration is different in accordance with the level of fertilization , N ? P ?

结果表明：合理施肥不仅能够增强大花萱草的分生能力，提前花期2～4d，而且可以提高其观赏价值；

Results showed the rational fertilization not only enhanced the tillering capacity and promote the florescence for 2 to 4 days ahead , but also improved the decorative value .

EksotikaⅡ品种番木瓜合理施肥量研究

Research on Reasonable Fertilization of Eksotika ⅱ Papaya

在培育水曲柳幼苗的实践中，应该合理施肥，以增加幼苗叶片中的氮含量，提高叶片中Rubisco的活性，从而促进幼苗光合作用，利于生物量的积累。

So , when Manchurian Ash seedlings are cultivated , in order to increase seedlings leaf nitrogen content and leaf Rubisco activity , accelerate leaf photosynthesis and bio-mass accumulation , we should reasonably fertilize .

滇池面源污染物主要是N、P、COD和BOD5，来源于水土流失、湖面直接进入、地表径流、农田不合理施肥以及农村生活废弃物及乡镇企业污染。

The main pollutants of the Dianchi Lake are Nitrogen , Phosphorous , COD and BOD 5 , which come from water and soil erosion , direct entrance to lake surface , rainwash , unreasonable fertilizing , wastes from rural life and the pollution of village and township enterprises .

较好的栽培模式是撩壕整地加合理施肥，并将初植密度确定在2500～3000株·hm-2。

The preferable cultivation pattern is to dig trenches and apply fertilizers reasonably and the initial planting density should be determined to be 2500 ~ 3000 stems per hm 2.Considering from the growing stock amount and economic benefits , E.

稻田地力贡献与合理施肥

Study on the Contribution of Paddy Soil Fertility and Optimum Fertilization

滇西南蔗区农业地质背景与合理施肥

Agrogeological Background and Rational Fertilization in Southwestern Sugarcane Region of Yunnan

不合理施肥引起高产稻田土壤退化研究

Degradation process of paddy soils with high yield caused by irrational fertilization

据此，对旱地的合理施肥技术提出了建议。

Therefore , suggestions on the rational fertilizing technique Were put forward .

测土配方合理施肥对于清远市蔬菜生产具有重要的意义。

How reasonable fertilization for vegetable production in Qingyuan has certain significance .

营养诊断指导合理施肥；

Applying fertilizers by ways of nutrient diagnosis and recommendation ;

我国氮磷钾养分与合理施肥技术的研究

Research on NPK nutrients and rational fertilization technique in China

旱作农业中的合理施肥及其生理学基础

Rational Application of Fertilizer and Physiological Base in Rainfed Agriculture

太原市葡萄园土壤养分现状与合理施肥

Present Soil Nutrition Situation and Rational Fertilization in Grape Garden in Taiyuan

菜地土壤营养障碍分析与合理施肥研究

The Analysis of Nutrition Barrier and Reasonable Fertilization in the Vegetable Field

合理施肥就是因地制宜的一项重要措施。

Rational fertilization is an important measure to adjust measures to local conditions .

合理施肥对银杏园土壤肥力和酶活性的影响

Effects of rational fertilization on soil fertility and enzyme activity in Ginkgo orchard

通过肥料试验，对红壤退化人工草地的合理施肥技术进行了研究。

Effective fertilization was studied by fertilizer experiment in red soil deteriorate pasture .

荆州市郊区菜地土壤肥力特征及合理施肥

Fertility Characteristics and Proper Fertilization on Vegetable Farm Soil of Jingzhou City Suburbs

而且交替沟灌与合理施肥相结合，其有利作用可以得到更好地发挥。

And the effect of AFI should be better materialized under appropriate fertilization .

合理施肥中投资风险预测研究

A Study on the Calculation of Investment Risk in Rational Application of Fertilizer

向日葵的水肥效应与合理施肥研究砂姜黑土区夏玉米水肥效应试验

Research on Effects of Soil Moisture and Fertilizer on Summer Corn in Shajiang Meadow

为合理施肥，节约费用、降低成本奠定基础。

Recur to this , we can make fertilizing rationally and reducing operation costs .

冬小麦合理施肥

The winter wheat is reasonable to apply fertilizer

合理施肥对绿色果品品质的影响

Effects of Proper Fertilization to Green Fruit Quality