Abstract:

Take new TSC 22, GuiChun 2, liu bean 3 and GuiChun 8 planted more in Take ‘new TSC 22’, ‘Guibhun 2’, ‘Liu bean 3’ and ‘Guichun 8’ planted the most in Guangxi as intercropping materials, the effect of different soybean varieties, sowing dates and intercropping density on the yield, quality of sugarcane and integrated economic benefit were studied. The results showed that it got the best effect when intercropping with two rows of medium soybean at the second sowing time, in the condition of equal management and fertilization, utilizing and maintaining land, guaranteeing the quality and yield of sugarcane. The overall economic efficiency was highest while intercropping with two rows of late soybean at the second sowing time.