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Showing items 71767 through 71775 of 73379.This paper presents the issues of land resources on dairy farms of various scale of production.
Leymus chinensis is a dominant grass species in the Inner Mongolia steppes owing to its high vegetative productivity, good palatability for cattle, and abundant horizontally creeping rhizomes.
Land use/land cover monitoring and mapping is crucial to efficient management of the land and its resources. Since the late 1980s increased attention has been paid to the use of coarse resolution optical data.
A significant challenge in ecological studies has been defining scales of observation that correspond to the relevant ecological scales for organisms or processes of interest.
Western North America is experiencing a dramatic expansion of piñon (Pinus spp.) and juniper (Juniperus spp.) (P-J) trees into shrub-steppe communities.
In course of the research there was studied the theoretical bases of organizational and economic mechanism of land use regulation, which include the notions, principles, requirements, factors and criteria.
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