The general situation of the total land resources in Wulushan, West China was studied by field investigations with the aid of a GIS software, called Region Mana
In order to understand the occurrence and the developmental regularity of seabuckthorn carpenterworm (Holcocerus hippophaecolus) and predict its population dens
<正>Based on the plant regeneration system, a GUS gene transformation system to Idaho locust (Robinia pseudoacacia 'Idaho') mediated by Agrobacterium tu
Based on the current conditions, a forecast of trends in imports and exports of wood products and their demand and supply is presented in this paper for the yea
Twenty-five species and hybrids in Populus were used as parents, and 26 cross combinations, including more than 5 000 seedlings, were obtained by artificial cro