机译:绿肥混作对植烟土壤理化性状和烤烟经济性状的影响Effects of Green Manure Mixed Cropping Patterns on Physical and Chemical Properties of Soil and Economic Characters of Flue-cured Tobacco
机译:大理市植烟土壤pH值分布特征及其与主要养分的关系The Distribution Characteristics of Soil pH Values of Tobacco-growing Areas in Dali City and Its Correlation with Soil Nutrients