搜索结果: 1-2 共查到“森林保护学 health condition”相关记录2条 . 查询时间(0.077 秒)
Development of necrotic disease and health condition of trees of selective quality in a systematically tended beech pole-stage stand
beech pole-stage stand thinnings Central Slovakia
2015/1/29
We compare the results of observations of bark necrotic disease and defoliation of beech assimilatory organs carried out in 1996 and 2000. A systematically managed, 53-year old beech pole-stage stand ...
LANDSAT and its application to evaluate the dynamics of the health condition of birch stands
Betula pendula Roth health condition LANDSAT monitoring
2015/1/29
Methods were elaborated that would specify factors affecting the accuracy of the output of LANDSAT satellite images used to evaluate the dynamics of changes in the health condition of birch stands. In...