1.
Study on the Effect of Balanced Fertilizer Application for Forage Maize in the Northwest Plateau of Hebei Province;
冀西北高原旱砂地青饲玉米平衡施肥效应研究
2.
Study on the Effects of Plastic-film Mulching and Fertilization for Forage Maize in the Northwest Plateau of Hebei Province;
冀西北高原饲用玉米地膜覆盖及肥料效应研究
3.
Study on Efficient Utilization of Water and Fertilization of Pumpkin in Ridge-furrow System in the Northwest Plateau of Hebei Province;
冀西北高原垄沟系统下小南瓜水肥高效利用研究
4.
Studies on Relationship between Soil Spatial Variability and Crop Optimal Disposition in Northwest Plateau of Hebei Based on GIS;
基于GIS的冀西北高原土壤性状空间变异及作物优化配置研究
5.
Study on the Critical Technique of Cut Flower Production and Bulbs Reproduction of Gladiolus in the Northwest Plateau of Hebei Province;
冀西北高原唐菖蒲切花生产及种球繁殖关键技术研究
6.
Research on Production and Ecological Effect of Different Vegetation and Different Tillage Methodsin Northern Plateau of Hebei Province China;
冀西北高原不同植被与农田保护耕作的生产与生态效应研究
7.
Research on Ecological Effect of Different Vegetation and Different Tillage Methods in Northern Plateau of Hebei Province China;
冀西北高原不同植被与不同耕作方式农田的生产生态效应研究
8.
Study on Water Dynamic among Belt of Stands on Forestland and Water Resource Moderately Used in the Northwest Plateau of Hebei Province;
冀西北高原林地水分动态与水资源适度利用研究
9.
Studies on Dynamical Changes of Soil Enzyme Activities and Factors of Soil Fertility in the Plateau of Northwest for Heibei Province;
冀西北高原土壤酶活性及肥力因素动态变化研究
10.
Effects of Different Tillage Forms on Soil Characteristics of Sandy Chestnut Soil and Naked Oats Growth in the Northwest Plateau of Hebei Province;
冀西北高原不同耕作方式对砂质栗钙土土壤特性及莜麦生长发育的影响
11.
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
12.
Studies on the Evaluation of Present Situation and the Control Method for Desert Land in the North Plateau of Hebci Province;
冀北高原荒漠化土地现状评价及治理对策研究
13.
Study on the Woody Plants Flora in the Transition Zone of Bashang Plateau and Jibei Mountanious Region in Hebei;
河北坝上高原与冀北山地交错带木本植物区系研究
14.
Effect of Nitrogen,Phosphorus and Water Coupling on Celery Yield in the Semiarid Cold Region of Northwest of Hebei Province
冀西北高寒半干旱区西芹水肥耦合产量效应研究
15.
The Study on Saving Water Culture of Radish and Cabbage by Plastic Film Mulching in High Cold Region Northwest of Hebei Province;
冀西北坝上高寒区萝卜和甘蓝地膜覆盖节水生产研究
16.
Source-sink Characteristics and Relationship of Super High-Yield and Common Maize Varieties in the Northwest Region Hebei Province
冀西北地区超高产玉米与普通玉米源库特征及其关系
17.
Evaluation on the Varieties Varieties of High-Huality Fresh Maize in the Northwest Region of Hebei Province;
冀西北地区优质鲜食玉米品种的评价
18.
Insect community palaeocology of the Yixian Formation in Northern Hebei and Western Liaoning
冀北、辽西义县组昆虫群落古生态分析