Objective To analyse chemical constituents of liposoluble components from Prenanthes macrophylla by GC-MS.

This paper discusses the BPR solution in large and middle tobacco enterprises,demonstrates the way for the tobacco enterprises to decide a BPR solution based upon their own characteristics.

Effect of fertilization,row and individual space on the productive characters of King grass;

Nutrition value of King grass of different ages;

The effects of lactic acid bacteria inoculation on the fermentation quality and aerobic stability of king grass silage

Residue Determination of Exfenvalerate and Deltamethin in Tabacco by Gas Chromatography;

Study on Transferring of TMVcp and CMVcp Genes into Tabacco by Mediating Riplasmid of Agrobacterium rhizogenes;

Dietribution and control of weeds in tabacco seedbeds;