1.
Quantity and intensity of potassium and its exchange relationship with calcium in sunlight greenhouse soils
日光温室栽培土壤供钾状况及K-Ca吸附交换特性研究
2.
Water Absorption Characteristics of Cross-linked Substance of Mica Powder and Poly Acrylic Acid and Its Impacts on Soil Potassium Status Supplying
云母粉聚丙稀酸交联物的保水特征及其对土壤供钾状况的影响
3.
RESEARCHES ON THE POTASSIUM SUPPLY OF SOILS Ⅳ. UTILIZATION OF SOIL INTERLAYER POTASSIUM BY GRAMINACEOUS AND LEGUMINOUS CROPS
土壤钾素供应状况的研究——Ⅳ.禾谷类及豆类作物对土壤层间钾的利用
4.
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
5.
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
6.
THE POTASSIUM SUPPLY OF THE SOILS AND THE POTASH FERTILIZATION OF COTTON
江苏省主要土类钾素供应状况和棉花钾肥试验
7.
Quick-acting Potassium Status of Farmland in Ankeng and Effects of Adding Potassium
安康耕地土壤速效钾现状与钾肥效应
8.
Status of Soil Organic Matter and Nitrogen, Phosphorus, Potassium and Their Influence Factors in Tibet;
西藏土壤有机质和氮磷钾状况及其影响因素分析
9.
Effect of Water Condition and Low-molecular Weight Organic Acids on Potassium Transformation in Red Soil and Yellow-cinnamon Soil;
水分状况及低分子量有机酸对红壤和黄褐土钾素形态转化的影响
10.
Analysis on the Change of Potassium Nutrient in Soil Based on Two Soil Surveys in Hebei Province
河北省主要土壤2次普查钾素养分状况变化分析
11.
The status and changes of organic matter,nitrogen,phosphorus and potassium under different soil using styles of Shouguang of Shangdong Province
山东寿光不同利用方式下农田土壤有机质和氮磷钾状况及其变化
12.
Effects of water conditions on available potassium contents in red soil and yellow-cinnamon soil
不同水分状况对红壤和黄褐土速效钾含量的影响
13.
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
14.
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
15.
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
16.
Sulphur Status of Major Soils and Effects of Sulphur Application on Crops in Lanshan District of Southern Shandong Province;
鲁南兰山区主要土壤供硫状况与作物施硫效果
17.
Nutrient Situation and N Supply Index of Paddy Soils in Cold Area of Northeast China;
寒地稻田土壤养分状况及供氮指标初探
18.
A Study on the Readily Available Phosphorus of Soil Nutrient Status and the Soil Ability to Supply Phosphorus
容城农田土壤的速效磷养分状况及供磷能力