1.
Studies on Potassium Equilibrium in Tea-Grown Soils and Yields and Qualities of Tea;
茶园土壤钾素平衡与茶叶产量品质的研究
2.
THE STUDY ON POTASSIUM EQUILIBRIA IN LIMING SOIL IN DU SHAN COUNTY OF GUIZHOU
贵州独山地区山地土壤施用石灰对钾素平衡规律的研究
3.
Effects of Soil Potassium Supply Level on Development and Potassium Nutrition of Flue-cured Tobacco
土壤供钾水平对烤烟生长及钾素营养的影响
4.
Study on Spatial Variability and Simulation for Soil Potassium in Chengdu Plain;
成都平原土壤钾素空间变异及其模拟研究
5.
Effect of Different Agronomic Measures on Potassium Balance and Loss of Red Soil on Sloping Farmland in Yunnan
不同农艺措施对云南红壤坡耕地钾素平衡和流失的影响
6.
The Research of Soil Carbon Balance in Different Land Use Systems;
不同土地利用方式对土壤碳素平衡影响的研究
7.
Relationship between soil nitrate,nitrogen balance and utilization in rainfed land
旱地土壤硝态氮与氮素平衡、氮肥利用的关系
8.
recovery of soil-equilibrated potassium
恢复土壤全部的平衡
9.
THE SUPPLY OF SOIL POTASSIUM AND THE EFFECT OF POTASSIUM FERTILIZER ON CROP RESPONSE IN KIANGSU PROVINCE
江苏省土壤钾素的供应能力与钾肥施用问题
10.
The State of K in Soil and Coffee Leaf in Nujiang
怒江干热河谷土壤钾及咖啡植株钾素状况
11.
Effects of long-term K fertilization on rice yield and soil K status in reddish paddy soil
长期施钾对红壤水稻土水稻产量及土壤钾素状况的影响
12.
The Fixation Character of Potassium in Grey Desert Cotton Soil and Potassium Activation of Humic Acids;
灰漠土棉田土壤钾素固定特征及腐植酸对钾素活化作用的研究
13.
Effect of long-term potassium application on irrigated soil potassium and on the yield and nutrient of crops
灌淤土区长期施钾对作物产量与养分及土壤钾素的长期效应研究
14.
The nutrient balance of N P K in aquent of Hebei alluvial plain and their evaluation
河北低平原潮土氮磷钾平衡状况及评价研究
15.
The Cheracteristics of Soil Potassium Fertility and Cotton Potassium Nutrition Status in North Xinjiang;
北疆棉田土壤的钾素肥力与棉花的钾素营养研究
16.
Simulation of Soil Nitrogen Balance and Development of SISNDB Information System;
农田土壤氮素平衡动态模拟模型研制与SISNDB信息系统开发
17.
Study on Time and Spatial Change of Nitrate Nitrogen of Cotton and Apparent Budget of Soil Nitrogen;
棉田土壤硝态氮实时变化规律及氮素平衡初步研究
18.
Effect of Water Saving and Nitrogen Controlling on Nitrogrn Balance and No_3~--N Leaching of Different Soil-Vegetable Systems Ningxia;
节水控氮对宁夏不同土壤—蔬菜体系中氮素平衡及NO_3~--N淋失的影响