solifluction terrace是什么意思

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In this paper, some basses and methods are established for these evaluations by selecting proper index and using the geographical point of soil phosphorus equilibrium.

本研究通过对土壤磷素地理平衡点进行指标选取和利用，用系统的观点揭示土壤磷素循环的过程及其更新能力，为耕地磷素生产力更新能力评价、耕地磷素系统的可持续管理提供了一些依据和方法。

Effects of Long-term Fertilization on the Spatial Distribution, Availability and Transformation of Soil Phosphorus in Loess Plateau;

黄土旱塬长期定位施肥对土壤磷素分级、空间分布及有效性的影响

Experiments of field runoff plots,which were conducted at vegetable plots in Hongsheng town of Wuxi city—the typical region of Taihu Basin,were designed to assess the effects of different rainfall intensities on soil phosphorus runoff loss from vegetable plots by artificial rainfall simulations.

以太湖流域典型区域无锡市近郊区鸿声镇的蔬菜地为研究对象,采用人工模拟降雨的方法,通过野外径流小区试验,研究了不同雨强对菜地土壤磷素径流流失的影响。

The effects of different phosphorus levels (0,30,75,150kg/hm2) on characteristics and forms of soil phosphorus loss in runoff by artificial rainfall studied.

结果表明,不同形态磷素随降雨-径流过程的变化趋势基本一致,即初始阶段浓度大且下降速度快,,大约产生径流20min后,浓度下降变得缓慢,直到最后趋于稳定;在整个降雨-径流过程中,颗粒态磷(PP)占总磷(TP)72%~87%,是土壤磷素径流流失的主要形态。

The Effects of Phosphorus Application on Rice Yield Increasing Efficiency of Phosphorus and Soil Phosphorus Status in Different Type of Paddy soil of Phosphorus Deficiency

缺磷型稻田土壤施磷增产效应及土壤磷素肥力状况的研究

Change Law of the Phosphorus under Long-term Fertilization in Cinnamon Soil

长期施肥褐土土壤磷素变化规律研究

The Study on Soil Phosphorus in the Major Communities of Songnen Meadow;

松嫩草甸主要植物群落土壤磷素研究

Soil phosphorus form and fractionation scheme:A review

土壤磷素形态及其分级方法研究进展

Advances in Phosphorus in Long-Term Fertilized Soil

长期施肥条件下土壤磷素的研究进展

ON THE STATUS OF SOIL PHOSPHORUS AND THE RESPONSE OF APPLIED PHOSPHATIC FERTILIZERS TO CROPS OF SOME IMPORTANT SOIL TYPES,KIANGSU PROVINCE

江苏省几种主要土壤磷素供应状况和磷肥效果

Study on the Effect of Application Phosphate to Cotton-Field Soil Phosphorus Available

施磷对棉田土壤磷素有效性影响的研究

Studies on Soil Fertility Quality Evolvement and Phosphorus Form Transformation in Newly Cultivated Light Sierozem;

新垦淡灰钙土土壤肥力质量演变及土壤磷素形态转化的研究

The Effect of Phosphate Fertilizer and Manure on Phosphorus Leaching in Soils of Different Phosphorus Levels;

磷肥和有机肥对不同磷水平土壤磷素渗漏的影响研究

EFFECT OF CITRIC ACID, GLUCOSE AND ORGANIC MATTER ON PLANT P UPTAKE AND SIIL P FRACTIONATIONS IN A HIGHLY WEATHERED ULTISOL

柠檬酸、葡萄糖和有机质对植物磷素吸收和土壤磷素形态的影响

Spatial Distribution Features of Phosphorous in Soil and the Risk of Phosphorous Loss in a Small Watershed;

小流域土壤磷素空间分布特征及流失风险评价

Studies on Phosphorus Status and the Risk of Phosphorus Leaching in Vegetable Soils;

蔬菜地土壤磷素状况及其淋失风险研究

Study on Eutrophication of Wei River and Loss of Phosphorus from Soil to Water;

渭河水体富营养化与土壤磷素淋溶的研究

Spatio-Temporal Variability of Soil Phosphorus and Its Fraction Transformation in Farmland;

农田土壤磷素的时空变异及形态转化特征研究

Study on Effect of Using Humic Acid to Phosphorus Availability of Cotton Soil;

腐植酸对棉田土壤磷素有效性影响研究

The Effect of Soil Phosphorus Availability on Different Methods of Fertilizer Application;

不同施肥措施对土壤磷素有效性影响研究

Effects of Different Tillage and Rotation Systems on Soil Phosphorus Fractions;

耕作方式及轮作对土壤磷素形态影响的研究

The Forms, Transformation and Availability of Phosphorus in Sheltered Cultivation Soil;

设施土壤磷素形态、转化及其生物有效性的研究