| 1. | In comparison with the results obtained with the control group , the concentrations of his , pro and ala in tobacco dried on the sheet metal decreased 30 % - 50 % , while those of asp , pro , lys , his , and arg in tobacco dried with high expansion dryer decreased significantly 而高温气流干燥与对照组则表现出明显的差异, 17种氨基酸的含量均有不同程度降低,尤其是如天门冬氨酸、脯氨酸、赖氨酸、组氨酸、精氨酸有明显的减少。 |