1.
Research on the Characteristics of the Content of Boron in the Soil Planted with Tobacco in Chongqing
重庆市植烟区土壤硼素含量特征研究
2.
Tobacco-planted Soil Magnesium Nutrient and Effect of Magnesium Fertilization in Chongqing;
重庆市植烟区土壤镁素营养及施镁效应研究
3.
Tobacco-planted Soil Boron Nutrient and Effect of Boron Fertilization in Chongqing;
重庆市植烟区土壤硼素营养及施硼效应研究
4.
Evaluation of Cultivated Soil Fertility of Material-Base in Hongyun Tobacco Group
红云集团原料基地植烟区土壤养分状况评价
5.
The Heavy Metal Pollution in the Soil of Guizhou Tobacco-growing Areas and the Evaluation of Its Impact on the Safety of Tobacco Leaves
贵州植烟区土壤重金属污染状况及其对烟叶安全的影响评价
6.
Comprehensive evaluation of the status of soil fertility in tobacco-growing areas of Henan Province
河南烟区植烟土壤养分状况综合评价
7.
Comparison of the Fertility Status of Diferent Soil Types in Qidong Tobacco-growing Areas of Hunan Province
湖南祁东烟区不同植烟土壤类型肥力状况比较
8.
Evaluation of the Soil Fertility in Tobacco-growing Areas in Henan Province
河南省主要烟区植烟土壤肥力状况评价
9.
Comprehensive evaluation of states of tobacco soil nutrient in Shidian areas of Yunnan province
云南施甸烟区植烟土壤养分状况综合评价
10.
Nutrient Classification of Tobacco Soils and Fertilization in Ankang
安康烟区植烟土壤养分分类及施肥对策
11.
Banshao Soil Properties and Nutrients’ Impact upon Tobacco Leaf Quality
云南保山烟区植烟土壤性质与养分状况对烟叶品质的影响
12.
Studies on the Regional Difference in Organic Matter of Tobacco Soils and Their Are Fertility in Hunan Province;
湖南植烟土壤有机质的区域差异及土壤肥力的研究
13.
Regional Difference in Organic Matter in Tobacco Soils in Hunan Province and Relations between It and Mineralization of Soil Organic Nitrogen;
湖南植烟土壤有机质区域差异及其与土壤有机氮矿化的关系
14.
Comprehensive Evaluation on Nutrients of Soil Samples Planting Tobacco in Yuanba Area of Guangyuan City
广元市元坝区植烟土壤养分状况综合评价
15.
A Study on the Main Physical-chemical Characters of Tobacco Soil and Fertilization Effects in Tobacco Farming Regions of Nanping;
南平烟区植烟土壤主要理化性状及施肥效应的研究
16.
Study on Assessment of Soil Magnesium Condition and Magnesium Supply Technology in Tobacco Plant Area in Jiangxi
江西烟区植烟土壤镁素丰缺状况评价及施镁技术研究
17.
The Status of Major Soil Fertility and Study on Reasonable Fertilization in Tobacco-growing Areas in Longyang District, Baoshan City, Yunnan Province
云南保山（隆阳）烟区主要植烟土壤养分状况分析及合理施肥研究
18.
The Research of Optimal Fertilizer Technique of Main Tobacco Soil and Tobacco Varieties in Shidian of Yunnan
云南施甸烟区主要植烟土壤养分状况与配套施肥技术研究