Chemicals obtained from wood

Science & technology   |   Biology   |   Presentation   |   12/08/2008   |   .doc   |   6 pages
Document abstract : « Conclusion. Chemicals obtained from wood TABLE OF CONTESTS: Introduction ----- Extractives ...»

Synopsis abstract : «Introduction.. Extractives.. Terpenes.. Resin acids.. Fatty acids.. Phenolics.. Pharmaceuticals.. Polysaccharides.. Lignin.. Hydrolysis and fermentation.. The sacchari?cation of wood.. The disadvantage.. Another product of fermentation...»

Sap-sucking insects in forests

Science & technology   |   Biology   |   Presentation   |   11/25/2008   |   .doc   |   5 pages
Document abstract : « The presence of the wood ant. organisms and saliva containing physiologically active chemicals, which are the canopy and the estimates so obtained are likely ...»

Synopsis abstract : «Introduction.. Mode of feeding and nitrogen metabolism.. Regional distribution and abundance.. Ecology.. Direct effects of sapsucker infestation.. The presence of the wood ant.. Aphid-infested sycamore saplings.. The width of the annual rings of...»

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