Tests were carried out in a fixed bed tubular reactor under atmospheric pressure using biomass char as catalysts.

The results shows that the sample′s weigh loss process has obvious difference,which is composed of coal char and biomass char.

Analysis of aromatic components in juice of kiwifruit by SPME/GC/MS;

The aromatic components in Wuzi green tea were extracted by SPME and were analyzed by GC-MS.

【Method】 Simultaneous Distillation and Extraction(SDE) were employed to extract the aromatic components of green tea in greenhouse and out of greenhouse.

Effects of combining application of N,P,K fertilizers on chemical components and content of aroma constituents in flue-cured tobacco leaves;

The Effects of different temperature and humidity yellowing conditions on the aroma constituents of tobacco leaves during bulk curing were studied by using the electric-heated flue-curing barn designed and made by Henan Agricultural University.

Correlation on major neutraland acidicaroma constituents in flue-cured tobacco leaves from HubeiProvince and quality of aroma,concentration of aroma,smoking total scoreswas researched in this paper.

This review introduces research progresses in citrus aromatic substances,their distilling,composition and identification.

This review introduced researching progresses of grape aromatic substance in its composition、distribution、changing in development and effects of processing on grape aromatic substance.

Study on effect of the organic nitrogen ratio on flavor components,yield and quality of oriental tobacco;

For expressing the superior aroma of new flue-cured line 8306,the experiments were conducted to compare the flavor components of eight flue-cured genotypes,with quantitative determination of leaf surface trichome exudate by spectrophotometry and the petrolum ether extract by residual method,and the identification of flavor components in "8306" and Zhongyan100 by GC/MS.