1.
The analysis on technical efficiency of main crop production in Heilonggang area;
黑龙港地区主要农作物生产的技术效益分析
2.
Dynamic Change in Arable Land and Evaluation of Sustainable Utilization of Region: A Case Study of Heilonggang Region;
区域耕地动态变化及可持续利用评价——以河北省黑龙港地区为例
3.
Studies on N Application Rate, Time and Partitioning of Summer Maize (Zea Mays L.) in HeiLong-gang Region
黑龙港地区夏玉米氮肥用量与?用时期及分配比例的研究
4.
Studies on N Application Rate, Time and Partitioning of Summer Maize (Zea Mays L.) in HeiLong-gang Region;
黑龙港地区夏玉米氮肥用量与胣用时期及分配比例的研究
5.
Study on Water Product Function of Wheat and High-efficient Water Use for Agriculture in Heilonggang Area of Hebei Province;
河北省黑龙港地区小麦水分生产函数及农业高效用水研究
6.
The Features of 2007-2008 Season Wheat Production in Heilonggang Area and Analysis of its Climate Condition
黑龙港地区2007-2008年度小麦生产特点与气象条件分析
7.
Features of 2007/2008 Wheat Production in Heilonggang Area and Analysis of Climate Condition
黑龙港地区2007/2008年度小麦生产特点和气象条件分析
8.
Mechanism Analysis and Countermeasures on Land Subsidence in the Plain Region of Heilonggang
黑龙港平原区地面沉降机理分析及预防对策
9.
Study on Water Eco-adaptation of Different Cropping Patterns and Crops in Heilonggang Area
黑龙港易旱地区不同类型农作物的水分生态适应性研究
10.
Dong Ning--Dong Fang Port Railway Building and theCoal Export in East Area of Heilongjiang Province;
东宁——东方港铁路建设与黑龙江省东部地区煤炭出口研究
11.
General Situation of Regional Strata in Fuxing District of Suibin County of Heilongjiang Province
黑龙江省绥滨县福兴区区域地层概况
12.
Geologic features of Tieli-Tonghe boron deposit, Heilongjiang Province
黑龙江省铁力—通河地区硼矿地质特征
13.
Development and Evolution of Heilongjiang Mictite in Yilan Area;
依兰地区黑龙江混杂岩的形成与演化
14.
A Study of Tourism Developing Pattern in Sanjiang Area of Heilongjiang Province;
黑龙江省三江地区旅游开发模式研究
15.
On Cheng Dequan s Industrial and Commercial Development of Heilongjiang Area in the Late Qing Dynasty;
清末程德全对黑龙江地区的实业开发
16.
A Study of Heilongjiang Province s Investment to Russian East Area;
黑龙江省对俄东部地区投资合作问题
17.
Heilongjiang province in northeast Asia trade advantage of;
黑龙江省在东北亚地区贸易优势探析
18.
Heilongjiang Province Border Areas of Development of Eco-tourism;
黑龙江省边境地区生态旅游发展探析