Planting density is of great significance in adjusting the population structure of rice,increasing yield and reducing the cost. And suitable planting density ca
Based on the analysis on the infection degree,infection law and influencing factors of the main diseases on asparagus and the analysis on the pollution factors
Based on the survey data and statistical information on farmers,we conduct comparative analysis of land use behavior of farmers in the Jianghan Plain and the hi
The understanding of migrant workers’motivation for training is of significant importance to promote the vocational training effectiveness.The survey study of