the factors affecting economic development and social progress of Qinghai province are analysed.The results show that in order to obtain agricultural development
especially food production
increase self sufficient level
we must protect cultivated land depending on the law
exploit cultivated land resource and enlarge cultivated land
increase food productivity
promote investment;intensify base;carry out 《the Law of Birth Control》 and strictly control population increasing.
Reasons Analysing for Land Fertility Declining and Countermeasures in Coastal Area
Spatial correlation networks and influencing factors of urban land green utilization efficiency in three major urban agglomerations of Yellow River basin
Spatiotemporal changes and driving mechanisms of vegetation cover in Dongting Lake area based on kNDVI and structural equation model
Soil-water characteristics and softening constitutive model of lime-stabilized loess
Effects of vegetation restoration duration on runoff and sediment yield in slopes of waste dumps in alpine mining areas