tree improvement造句

A tree improvement program began in 1970.
In 1957, he pioneered the company s reforestation and tree improvement programs and expanded the forest products business.
A genetically variable population and a method of selecting genetically superior individuals provide the basis for tree improvement by breeding.
The institute devotes its efforts to preserving and maintaining forest genetic resources for tree improvement research and future R & D.
The goals of fruit tree improvement include enhancement of fruit quality, regulation of production periods, and reduction of production cost.
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Hardwood Tree Improvement and Regeneration Center : http : / / www . fnr . purdue . edu / Htirc / HTIRCindex . htm
In essence, a tree improvement program sets out to isolate and evaluate the genetic component of variation in one or more characters of interest.
Disciplines like Silviculture and Agroforestry Forest Biology and Tree Improvement, Forest Product Utilization, and Natural resource Management form the core of this programme.
The Loblolly pine seedlings produced here are the result of rigorous Tree Improvement Program ( TIP ) testing and are proven high performers for Virginia conditions.
Woeste and his colleagues at the Hardwood Tree Improvement and Regeneration Center are wagering they can grow better hardwoods through a combination of classical breeding and biotechnology to give a boost to the nation's $ 14 billion a year hardwood industry.
The research of the Forestry Authority covers a wide range of topics, such as : administration; communications; entomology; environmental research; forest products; mensuration; overseas contracts; pathology; physiology; plant production; silviculture; site studies; statistics and computing; tree improvement; and wildlife and conservation.