Research on history and current situation of forage and crop rotation in China

Forage and crop rotation are commonly recommended for sustaining crop production and enhancing soil quality. Effects of forage and crop rotation in crop systems have been reported by many researchers from the Wei, Jin and Southern and Northern Dynasties period to present. Recent researches were focused on the potential, significance, profitability, mode and soil fertility of forage and crop rotation in China. Forage and crop rotation has numerous economic, ecologic and social benefits in the farming system, which can increase crop and forage yields, enhance nutrient cycles and improve the living standard of farmers.