Economic Benefits of Combination of Farming with Animal Husbandary and Its Effects on Soil Fertility

Experiments and investigations to 5 types,total 24 households in Lingxian Experimental Region,CAAS,showed that combining farming with animal-husbandary can fully utilize social natural resources,achieve high economic benefits,reduce fertilizer input and guarantee the high and stable production of agriculture.With the increasing of livestock raised,soil nutrient contents such as organic matter,total N,alkaline Nwere increased,and soil total Pand available P were also improved along with the increasing input of organic and inorganic phosphorus fertilizers.According to a 14 comprehensive benefit index,farming/chicken raising and farming/cattle breeding had the highest benefits,farming/sheep raising and farming/pig raising followed as the next,single farming had the lowest benefits.So combination of farming with animal husbandary can improve economic benefits of households and also can increase soil fertility.