In order to rank and cluster the economic status of rural residents in 31 provinces, cities and autonomous regions, the MATLAB software is used and the component analysis and the cluster analysis are conducted on the data reflecting the economic status of each area. The results show that the...

Connotation of land competitiveness is expatiated from both the narrow sense and broad sense. Evaluation index system of land competitiveness is established according to the 2008 China Statistical Yearbook and 2008 China Land Resources Statistical Yearbook. Efficiency Coefficient Method and...

In order to make analysis on consumption structure of rural residents, the paper make a principle component analysis on consumption expenditure per capita of rural residents in different areas of 2009 based on statistics of China statistical yearbook of 2010. Selecting a principal component, the...

On the basis of overview of the study area, by analyzing the dynamic change of farmland in Ninglang County, we can find that the farmland area in this county tended to decrease from 1996 to 2008. According to the investigation data concerning land change provided by Bureau of Land and Resources...

By selecting me time sequence data concerning influencing factors of rural consumer demand in Hebei Province from 2000 to 2010, this paper uses the principal component analysis method in multiplex econometric statistical analysis, constructs the principal component of consumer demand in Hebei...

Based on the previous research, a total of 10 risk indices are selected according to the specific situation in Sichuan Province, such as natural risk, resource constraint risk, internal management risk, capital risk, technical input and output risk, market risk, contract credit risk, property...

Variation of cultivated land quality in 10 major cities and its driving forces are introduced in recent 10 years. And economic development and population growth are the common driving forces for the reduction of cultivated land in coastal cities. Among them, economic development is the main...

According to the ecological safety evaluation index data of land-use change in Ji’an City from 1999 to 2008, positive treatment on selected reverse indices is conducted by Reciprocal Method. Meanwhile, Index Method is used to standardize the selected indices, and Principal Component...

Agricultural input and output status in southern Xinjiang, China is introduced, such as lack of agricultural input, low level of agricultural modernization, excessive fertilizer use, serious damage of environment, shortage of water resources, tremendous pressure on ecological balance,...

In this paper, citrus brown spot, huanglongbing, canker, fuliginous, cercospora sp. and healthy leaves were studied using Fourier transform infrared spectroscopy (FTIR) combined with statistical analysis. The results showed that the spectra of the samples were similar, whereas there were obvious...