System Sciences and Comprehensive Studies in Agriculture 2009 Issue 1 Model of Grey System Regression Prediction on the Agricultural Structure in He'nan

Model of Grey System Regression Prediction on the Agricultural Structure in He'nan
LI Ye;LIU Fang;YUAN Xu;LIU Bin

..............page:1-4

Agricultural Food Safety Risk Evaluation based on Multi-classification Discrete Choice Model
ZHANG Dong-ling;GAO Qi-sheng

..............page:5-9

Evaluation Model of Eggs' Circulation Efficiency and Its Application in Beijing City
GUO Hong-lian;HOU Yun-xian;YANG Bao-hong

..............page:10-14,22

Dynamic Analysis and Evaluation of the Coordinated Development Level between Grain Production and Marsh Wetland Protection in Sanjiang Plain
HUANG Ni;LIU Dian-wei;WANG Zong-ming

..............page:15-22

Application of the Principal Component Analysis Method and the Hierarchical Cluster Analysis Method in the Agricultural Land Priority
ZHANG Yan;ZHANG Zhen-hua;YAO Fu-qi;FENG Xue;LI Qing-cui

..............page:23-26

Climatic Variations in the Middle Reaches of the Yellow River during the Historical Period
SHAO Tian-jie;ZHAO jing-bo;LI Qiang

..............page:27-32,38

Spatial Distribution of Soil Nematodes in Soybean Rhizosphere under Different Rotation Systems
PAN Feng-juan;XU Yan-li;LI Chun-jie;ZHAO Dan

..............page:33-38

Competition Evolvement Mechanism and Strategy of Partner in High Quality Pork Supply Chain Based on Dissipative Structure Theory
SUN Shi-min;TANG Jian-jun

..............page:39-44

Study on Ecological Construction of Jiaozuo,Beishan,South Slope Mt.Taihang Hill and Mound Region
FAN Liang-xin;NIU Hai-peng;LI Rui-hua;TONG Yan

..............page:45-49

Effect of Land Use on the Soil Texture in East Guanzhong of Shaanxi Province, North China
CHANG Mei-rong;PANG Jiang-li;ZHANG Cai-yun;ZHU Mei-ling

..............page:50-53

Types Division of Agricultrual Region Structure in Northeast China
CHENG Ye-qing

..............page:54-58

Simulation on Dynamic Change of Moisture Content of Farmland in Hexi Oasis Irrigation District in Gansu
WEI Bang-long;ZHANG Zhi-bin;LIU Jun;HAI Bo

..............page:59-62,68

Analysis of the Spatial Change of Ecological Footprint in Guanzhong from 1996 to 2005 based on the Model of Regional Gravity
XU Ying-xue;REN Zhi-yuan

..............page:63-68

Effect of Terrain Factors on Land Use Change in Typical Black Soil Region
GE Cui-ping;ZHAO Jun;YIN Sheng;ZHAO Kuang-shi

..............page:69-73

Econometric Analysis on Cognition and Behavior of Consumers to the Safe Agro-food
HAO Li;REN Ai-sheng;FENG Zhong-ze;LI Qing-jiang;XIU Wen-yan

..............page:74-78

Correlation Analysis of Cultivated Land Use Change and Population in Fukang,Xinjiang Since 1949
SUN Xue-ling;Wahap HALIK;ZHANG Yong-fu

..............page:79-83

Effects of Elevated CO2 Concentration on Active Carbon in Sanjiang Plain Freshwater Marsh
ZHAO Guang-ying;LIU Jing-shuang;WANG Yang;DOU Jing-xin

..............page:84-86,90

Adaptability of the Greenhouse on the Basis of Fuzzy Matter-element Methods
XU Xiang-feng;HOU qiang;SUN Kang

..............page:87-90

Comparative Research on Soil Granularity and Magnetic Susceptibility of the Cultivated Soil and Anthropogenic Forest Soil
ZHANG Cai-yun;PANG Jiang-li;CHANG Mei-rong;ZHU Mei-ling;SHEN Hai-yuan

..............page:91-94

Analysis on Regional Pattern Changes and Driving Forces of Peasants'Income in Anhui Province
DU Jun;LI Yu-rui;GAO Wen-ling;BIAN Xin-min

..............page:95-99,104

Grey Correlative Degree Evaluation of the Spang Barley Varieties Cultivated in Different Years in Tibet
ZHONG Zhi-ming;ZHANG Xian-zhou;CHENG Sheng-kui

..............page:100-104

Effect of Soybean Long Term Continual Cropping on Main Groups of Rhizosphere Fungi
LIU Jin-bo;XU Yan-li;LI Chun-jie;WEI Wei;MA Li-li

..............page:105-108,113

A Quantification Analysis on China's Agriculture Sustainable Development Since 1990s
WANG Sheng-yun;SHEN Yu-fang

..............page:109-113

Management Recommendation for Paragyrops edita in Beibu Gulf based on Per-recruilment Analysis
FENG Bo;HOU Gang;LU Huo-sheng;CHEN Xin-jun

..............page:114-119

Causal Regression Imitation Analysis on the Interactions of Human-earth System
LIU Zhi-qiang;CHEN Yuan;CHENG Ye-qing

..............page:120-123

Analysis of Land-use Dynamic Change and its Main Driving Factors in Southeast-Lu Region
HOU Lin;REN Zhi-yuan;CHEN Guang-rong;WANG Li-xia

..............page:124-128