نتایج جستجو برای: burned rangelands diversity
تعداد نتایج: 196275 فیلتر نتایج به سال:
Reduction in herbage production and plant diversity on rangelands on the coastal part of croatia, due to invasion of terpene-rich shrubs has been recorded during the recent period. therefore, there is a strong need to understand ecological relationships between plant and animal components of these shrubby ecosystems. through four consecutive experiments, we investigated the potential of two wel...
In this paper, we argue that the metaphor form of a comparison (i.e., a topic-vehicle pair) is preferred over, and more comprehensible than, the simile form when the interpretive diversity for that comparison is high. Interpretive diversity refers to the richness of the figurative meaning of a comparison; it is high to the extent that more features or properties are related to the figurative me...
The current growing body of evidence for diversity-disturbance relationships suggests that the peaked pattern predicted by the intermediate disturbance hypothesis (IDH) may not be the rule. Even if ecologists could quantify the diversity-disturbance relationship consistent with the IDH, the applicability of the IDH to land management has rarely been addressed. We examined two hypotheses related...
[1] A synthesis was carried out to analyze information available to quantify fire activity and burned area across North America, including a comparison of different data sources and an assessment of how variations in burned area estimate impact carbon emissions from fires. Data sets maintained by fire management agencies provide the longest record of burned area information. Canada and Alaska h...
Dung beetles (Coleoptera: Scarabaeidae) play a major role in nutrient cycling, soil aeration, and the biological control of pests and parasites that breed in manure. Habitat fragmentation, pesticide usage, and conventional agricultural practices are threats to dung beetle diversity, and their conservation is of growing concern. Comparison of organic and conventional ranching practices is of gre...
Aesthetic is an added value to other precious values of rangelands and helps its ecosystem conservation. Unfortunately, there is not plenty of researches run on this issue and its probable value. Instead emphasis has put on ecosystem management especially on the basis of marketable products. In this study, the people willingness to pay for the aesthetic of Sarbijan rangeland landscapes and its ...
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