1.
Analysis on Water Conservation Function of Larix Principis-rupprechtii Man-made Forest in North Mountain of Hebei Province
冀北山地华北落叶松人工林水源涵养功能分析
2.
Study on habitat type and distribution characteristics of Trollius Chinensis Bge.in North Hebei Mountain Area
冀北山地金莲花生境类型与分布特征研究
3.
Study on Reasonable Remaining Number Per Tuft of Sprouting Birch in Mountainous Area in Northern Hebei Province
冀北山地萌生白桦每丛合理保留株数的研究
4.
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
5.
Effect of canopy gap on the plant species diversity of Larix principis-rupprechtii plantation in Jibei Mountains
冀北山地落叶松人工林林隙对植物物种多样性的影响
6.
The Influences of Closing Hillsides on Restoration under Artificial Coniferous Forests in North Hebei
封育对冀北山地人工针叶林林下植被恢复的影响
7.
Evalution on Forestry Suitability of Resource in the Basin of Northwest Hebei Mountains on GIS;
基于GIS的冀西北间山盆地区林地适宜性评价
8.
Middle upper proterozoic buried hill groundwater geohydrologic character and significance for exploration in northern Jizhong depression basin
冀中坳陷北部潜山地层水水文地质特征及对油气勘探的意义
9.
ISOTOPE AGE AND GENESIS ON MESOZOIC VOLCANIC ROCKS IN GUYUAN BASIN,NORTHERN HEBEI
冀北沽源盆地中生代火山岩的同位素年龄及成因
10.
In 2006, Guo and Ji began to promote environmental protection by collecting flies in Chicheng, Tangshan, Tianjin and Beijing.
2006年，郭和冀开始在赤诚、唐山、天津和北京等地收苍蝇，以此宣传环保。
11.
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
12.
PRELIMINARY ANALYSIS ON THE ORE-CONTROLLING CONDITIONS OF GOLD (SILVER)DEPOSITS IN NORTHERN HEBEI(BEIJING-TIANJIN)REGION
冀北(京津)地区金(银)矿控矿条件浅析
13.
1. Pingshan County situated in western Hopei Province, was then part of the Shansi-Chahar-Hopei Liberated Area.
〔1〕平山县在河北省西部，当时属于晋察冀解放区。
14.
A STUDY ON THE DENSITY FEATURES AND SEDIMENTARY ENVIRONMENT OF WUMISHAN FORMATION IN NORTHERN HEBEI PROVINCE
冀北雾迷山组岩石密度特征及沉积环境研究
15.
The Influnce of Ecological Construction Project on Household Economic-Activities in the Mountains Area of North Hebei Province;
冀北山区生态建设对农户经济行为影响分析
16.
New progress in the study of conchostracon fossils from the Dabeigou Formation in the Luanping basin,northern Hebei Province of China
冀北滦平盆地大北沟组叶肢介化石研究新进展
17.
The Suitability Evaluation Based on GIS/RS for Farming Land in North Hebei Province Areas;
基于GIS/RS的冀北地区农用地适宜性评价
18.
The Study on the Stratigraphic Sequence and Environment of Cenozoic in Bashang Area, Northwest Hebei Province;
冀西北坝上地区新生代地层层序与环境研究