1.
A Study on Soil CaCO_3 Deposition and Soil CO_2 in Loess Hilly Area;
黄土丘陵区土壤碳酸钙淀积过程及土壤二氧化碳的研究
2.
covered with caliche, a hard calcium-carbonate encrusted soil.
被硝酸钠，和硬碳酸钙覆盖的土壤。
3.
Study on the CaCO_3 Content Characteristics in Conterminous Region of Beijing,Tianjin and Hebei
京津冀接壤区土壤表土层中碳酸钙的分布规律
4.
A soil of semiarid and arid regions that is rich in calcium carbonate and lime.
钙层土半干燥和干燥地区含丰富碳酸钙和氧化钙的土壤
5.
Studies on the characteristics of soil organic matter and pedogenic calcium carbonate for three kinds of soil in the Tengri Desert
腾格里沙漠3种土壤有机质和碳酸钙特征
6.
A crumbly mixture of clays, calcium and magnesium carbonates, and remnants of shells, used as fertilizer for lime - deficient soils.
泥灰土一种由粘土、钙、镁碇酸盐和贝壳碎片构成的易碎混合物，用作缺乏碳酸钙土壤的肥料
7.
Spatial variability of soil organic matter and calcium carbonate and its reason in Guanzhong farmland
关中农田土壤有机质和碳酸钙空间变异特征及其机理分析
8.
Effect of Coal Fly Ash and Calcium Carbonate on Yield Constituents and As Content of Wheat in As(Ⅲ) Contaminated Soil
粉煤灰和碳酸钙对As(Ⅲ)污染土壤上小麦产量性状及麦株As含量的影响
9.
Preliminary Study on Effect of HA Activate CaHPO_4 in Calcareous Soil;
石灰性土壤中腐植酸活化磷酸氢钙的试验研究
10.
Impregnation with calcium or calcium salts, as with calcium carbonate.
钙化掺入钙或钙盐，如用碳酸钙
11.
CHARACTERISTICS OF SOIL ORGANIC CARBON,ENZYMIC ACTIVITIES AND SOIL RESPIRATION IN CHESTNUT SOIL OF HEBEI PROVINCE
冀西北栗钙土有机碳、酶活性及土壤呼吸强度特征研究
12.
Development and Application of High-quality Clay Cevel Pasty Calcium Carbonate
高品质瓷土级浆状重质碳酸钙的研制及应用
13.
ANALYZING REQUIREMENTS & EFFECT OF ACIDOLYSIS HYDROCARBON IN HIGH CARBONATE CONTENT SOIL
高碳酸盐土壤酸解烃分析条件及影响因素研究
14.
The nitrate form commonly dominates where liberal nitrogen fertilization is practiced.
施用足量氮肥的土壤，通常硝酸钙占优势。
15.
Effects of Nitrogen, Potassium and Calcium Combination on Yield and Quality of Lettuce Grown in Acidic Garden Soil;
氮钾钙组合对酸性土壤莴笋产量和品质的效应
16.
Of, forming, or containing calcium or calcium carbonate.
含碳酸钙的属于、形成于或包含钙或碳酸钙的
17.
Spatial Distribution Characteristics of the Carbonate Carbon Content in Soil in a Small Watershed in the Gully Region of the Loess Plateau;
黄土高原沟壑区小流域土壤碳酸盐碳的空间分布特征
18.
A Preliminary Study of Common Carbon Steel Corrosion Behavior in Acidic Soil
常用碳钢在酸性土壤中腐蚀行为的初步研究