STUDY ON COMPREHENSIVE UTILIZATION MODEL OF CROP STALK RESOURCES IN DRY LAND AREA OF EASTERN SHANXI PROVINCE
晋东旱区农作物秸秆资源综合利用模式研究

Crop stalk resources and their current utilization conditions in dry land hilly area of Shouyang County are analyzed.Correlative parameters were taken from the studies on material cycling of animal feed stalk to crop land,site experiment of fertilizing with assorted stalk and manure,covering field with stalk as mulch in different seasons,stalk back to field directly,and crop land water utilization efficiency with different treatments of stalk.An optimization utilization structure of crop stalk was suggested by Linear Programming method for gaining the maximum stalk net profit to provide significant benefits for comprehensive utilization of crop stalk resources in dry land area.