The authors analyze the existing problems and macroscopic influencing factors in grain production of Henan Province, and then carry out an empirical study on the correlation between grain production and eight influencing factors in Henan Province of China by using the gray correlation analysis...

The authors select six indices of resource endowment, supply scale and structure of agricultural products in assessment area of China, and then use Factor Analysis Method and Geographic Information System (GIS) technology to classify the supply capacity of agricultural products in 140 counties...

This paper introduces the three behavior relationship patterns between rural government and peasant household in the product structure adjustment of planting industry in China. Based on the investigation on the government behavior in product structure adjustment of Cangshan County of China, we...

We define the category of agricultural products, and introduce the demand standard of population for agricultural products. Furthermore, we adopt the mathematical model to forecast the future population of Zhengzhou City, as well as the demand of agricultural products, the logistics demand and...

This paper introduces the basic trend of the price of agricultural products in China, and analyzes the causation of rigid rise of agricultural product price. We also study on the fluctuation characteristics of the prices of Chinese and classification agricultural products.

We study the factors influencing the sugar imports in China. A multivariate linear regression model for quantitative analysis in established and the model is researched with multicollinearity treatment, autocorrelation and heteroscedasticity test. Research result shows that the per capita income...

We introduce the stratified sampling method, and put forward theoretical unbiased estimation of stratified sampling program, as well as the model and statistics of experimental design test. We also discuss the establishment of dietary exposure model, pollutant distribution model, and risk...

We establish the optimized grey model with logarithm new development coefficient by screening according to the latest statistical data during 2007 in Jiangsu Province. Empirical analysis and prediction research on rural gross social output value in Jiangsu Province from the year 2008 to 2012 are...

We use the mean value and variation coefficient model to analyze the spatial-temporal feature of grain production in 31 provinces from the year 1980 to 2006. Time series of grain production is divided into 3 stages according to the average yield and the variation coefficient of grain production...