Die biologische Vielfalt in der Agrarlandschaft ist in Deutschland in den letzten Jahren, selbst in Naturschutzgebieten, stark zurückgegangen. In ihrer gemeinsamen Stellungnahme „Biodiversität und Management von Agrarlandschaften” geben die deutschen Wissenschaftsakademien Empfehlungen in...

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...

This paper is a retrospective analysis of the effects of Somalia's price policies for maize and sorghum between 1971 and 1983. Maize and sorghum are the two most important dietary staple foods and represent over 96 percent of the cereal production of the country. Since the early 1970's, the...

This study uses one year (1989-90) of households survey data covering all livestock transactions and input expenditures to examine the equity impacts of the Senegalese livestock policy and the factors affecting purchases and sales of small ruminants in three study zones of the Senegalese Peanut...