搜索结果: 1-2 共查到“林学 losses”相关记录2条 . 查询时间(0.078 秒)
Spatial distribution of losses in growth of trees caused by the feeding of pine shoot beetles Tomicus piniperda and T. minor (Col., Scolytidae) in Scots pine stands growing within range of the influence of a timber yard in southern Poland
Pinus sylvestris (L.) Tomicus piniperda (L.)
2015/3/3
This study deals with the assessment of increment losses in Scots pine trees caused by the maturation
feeding of pine shoot beetles Tomicus piniperda (L.) and T. minor (Hart.) (Col., Scolytidae) in e...
Global report cites progress in slowing forest losses
forest management biological diversity
2007/3/28
13 March 2007, Rome – A number of regions of the world are reversing centuries of deforestation and are now showing an increase in forest area, according to FAO's State of the World’s Forests report, ...