1.
Study on the Slow Release Nitrogenous Fertilizer and Legume Nitrogen Fixation in Dry and Infertile Sand on the Bashang Plateau;
冀西北坝上旱薄沙地缓释氮肥效应及豆科固氮效应研究
2.
The Effect of Symbiotic Nitrogen Fixation of Gene Engineering Rhizobium Strains in Soybean in the Field
大豆基因工程根瘤菌田间结瘤和共生固氮效应
3.
Studies on the Biological Properties and Symbiotic Nitrogen-Fixing Effects of Rhizobium Leguminosarum Var. Trifolii in Xining Area
西安地区三叶草根瘤菌生物学特性及共生固氮效应的研究
4.
A Preliminary Discussion on Effect of Artificial Inoculation on the Nodule Formation and Nitrogen Fixation of Alder
人工接种对桤木结瘤固氮的效应初探
5.
Isolation and Identification of Soil Free Living Nitrogen Fixation Bacteria and Their Nitrogen-fixation and Plant Rowth-promotion Effect;
土壤自生固氮菌的分离鉴定及生物固氮与促进植物生长效应研究
6.
Studies on Selective Breeding and Effects of Nitrogen-fixing Bacillus Strain;
高效固氮芽孢杆菌的选育及其效应研究
7.
Effects of Legume/cereal Intercropping on N, Fe Nutrition and Biological Nitrogen Fixation;
豆科/禾本科间作的氮铁营养效应及对结瘤固氮的影响
8.
Study on the Effect of Legume Nitrogen Fixation and Fertility Betterment on the Bashang Plateau
冀西北坝上高原豆科作物固氮培肥效应研究
9.
Selection and Identification of an Associative Nitrogen-Fixing Bacterium Strain with High Efficiency and Investigation of Its Physiological Characteristics and of Its Inoculation Effects;
高效联合固氮菌的筛选、鉴定及其生理生化特征和接种效应研究
10.
Isolation of Endophytic Diazotrophic Bacteria from Gramineae Grasses and Their Activity for Nitrogen Fixation and Plant Growth-Promoting;
禾草内生固氮菌的分离及固氮促生效能研究
11.
Analysis of Correlation between Growth Quantity and N-Fixation Efficiency of 29 N-fixing Trees
29种固氮树种生长量与固氮效率相关性研究
12.
TIME-SPACE VARIATION OF NODULATION AND NITROGEN FIXATION IN ALDER PLANTATION AND ITS AFTER-EFFECT ON PLANT GROWTH (Ⅱ)
桤木人工林结瘤固氮的时空变化及其对后续植物的效应(Ⅱ)
13.
Isolation of Endophytic Diazotrophic Bacteria from Vetiveria Zizanioides, Their Identification, Some Growing Properties and Their Effect to Vetiveria Zizanioides
香根草内生固氮菌的分离、鉴定及其生长特性和回接效应的研究
14.
A Study on Effects of N-fixing Bacteria Fertilizer under Different Soil Nitrogen Level;
不同施氮水平下固氮菌肥施用效果的研究
15.
Biological Nitrogen Fixation Efficiency in Soybean under Different Levels of Nitrogen Supply
外源供氮水平对大豆生物固氮效率的影响
16.
Solvation Effect in S_N Reaction of Diazodenitrogenation;
重氮去氮反应在S_N中的溶剂效应
17.
Effect of Nitrogen Fertilization on the Biological N-fixation and N Utilization Efficiency of Chamaecrista rotundifolia
施氮对圆叶决明生物固氮及氮肥利用效率的影响
18.
Denitrification performance of immobilized effective microorganisms
固定化有效微生物群脱氮性能的研究