Methods of keeping pickled day lily fresh and crisp;

The results showed the leaf surface extractant of rustic tobacco had significant attraction effect to tobacco badworm on ovipositill and the .

The number of eggs on rustic tobacco overtop that on nicotiana tobacco markedly in field,in order to discover the reason, leaf volatiles and leave surface extract of nicotiana tobacco and rustic tobacco were extracted by steam distillation and drip-rinsing process respectively, and the attraction effect of extractant to oriental tobacco budworm and cotton bollworm on oviposition were analyzed.

Studies on Extraction Technology and Effects of Scavenging Free Radicals by Arnebia guttata Bge.Polysaccharides;

Study on Effective Cocstituents and Extraction Detemination of Arnebia guttata Bge.Flavonids from Various Above-ground Organs;

Study on the Chemical Composition of Essential Oil from Limonium aureum(L.) Hill.;

Tissue Culture and Rapid Propagation of Limonium aureum;

Effects of Ultra-dry Treatment and Storage Temperature on Limonium aureum Seeds

Study influence of planting Melilotus offcinalia on soil nutrition in the shallow dryland of Qinghai;

Effects of biotechnology on improving the degraded soil ——An example of planting Melilotus offcinalia for improving saline-alkaline soil;