In many areas of the northern Mediterranean Basin the abundance of forest and scrubland vegetation is increasing, commensurate with decreases in agricultural land use(s). Much of the land use/cover ...
In previous work, thresholds have been introduced to describe situations where the consumer is indifferent between any two alternatives. Krishnan (1977) formalised thresholds as minimum perceivable ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果