1.
Analysis on Present Situation Trend of Farming System and the Development Advantages of New 3 Ripe Wheat/maize/bean in Dry Land in Southwest Hilly Region
西南丘陵旱地农作制现状及旱地新3熟“麦/玉/豆”发展优势分析
2.
Study on the Changing Pattern of Soil Water Content under Different Simulated Rainfall Conditions in Hilly Dry Wheat Land in Southern Shanxi
晋南丘陵旱地小麦不同降水模拟条件下土壤水分变化规律的研究
3.
Variability of Soil Nutrients of Dryland in Microtopography of Mid-Sichuan Hilly Region;
川中丘陵区旱地土壤养分微地形变异特征研究
4.
Research on the Characters of N_2O Emission from the Farmland in the Hilly Area, Chongqing;
重庆市丘陵山区旱地农业土壤N_2O排放特征研究
5.
Analysis on Yield and Economic Benefit of Peanut Intercropped by Cassava in Hilly Red Soil Upland
丘陵红壤旱地花生套作木薯产量效益分析
6.
Study on soil fertility evolvement of farmland in Daxing'an rainfed farming hilly regions
大兴安岭旱作丘陵区耕地肥力演变研究
7.
Effects of the Typical Anti-arid Afforestation Land Preparation Technology on the Rainfall Catchment in Semi-arid Hilly Loess Region
半干旱黄土丘陵区典型抗旱造林整地技术集流效果研究
8.
Research on Emission Fluxes of Greenhouse Gas in Dry-land Ecosystem of Central Sichuan Hilly Area;
川中丘陵区旱地生态系统温室气体排放通量观测研究
9.
Study on Nutrient Cycling of N and P of Pear-Dry Rice Intercropping Ecosystem in Hill of Northern Zhejiang;
浙北丘陵山地梨—旱稻复合生态系统氮、磷元素循环研究
10.
Study on Soil Water Characteristics of the Natural Restored Grassland in Semi-arid Hilly Loess Region in the Southern Ningxia;
宁夏南部半干旱黄土丘陵区封育草地土壤水分特征研究
11.
Drought restriction and its management in sustainable land use in earth hilly area;
红壤丘陵区土地可持续利用中的干旱约束与调控研究
12.
The Variation of Soil Quality and the Sustainable Utilization of Hilly Dryland in the East of Great Xingan Mountains
大兴安岭东麓旱作丘陵区耕地质量演变与可持续利用
13.
Preliminary Study on Culture Techniques of Sweet Potato for Fresh Food Covered with Rice Straw in Whole Course on Hilly Red Soil Upland
丘陵红壤旱地鲜食红薯稻草全程覆盖栽培技术初探
14.
Yield Increasing Effect on Potato in Hilly Fields Which Both Infertile and Drought by Combining Chemical Weeding and Chemical Regulation
双重复配并用对丘陵旱薄地马铃薯田的增长效应研究
15.
Research on the Road Erosion of the Rural Area in the Semi-arid Hill Region--Taking the Southern Region of Siziwang County as An Example
半干旱丘陵地区乡村道路侵蚀研究——以内蒙古四子王旗南部为例
16.
Selection on Suitable Trees in Semiarid Loess Hilly and Gully Area;
半干旱黄土丘陵沟壑区适生树种选择
17.
having irregularly cross-banded back; of arid foothills and canyons of southern Arizona and Mexico.
背上有不规则的十字花纹；产于亚利桑那州南部和墨西哥地区干旱的丘陵和峡谷地带。
18.
The results show that the techniques of farming and cultivation play an important effect on soil and water erosion and crop yield on yellow sloping field( gradient11～13°).
结果表明:黔中黄壤丘陵旱坡地（度11～3°不同耕作栽培技术对水土流失及作物产量影响极大。