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162.294  Articles
1 of 16.230 pages  |  10  records  |  more records»
Demographic research is increasingly making use of longitudinal and life history data, given its strong analytical potential. Such data are frequently produced by linking and matching records from multiple sources. Where this is the case, there is the pot... see more

The federal recovery strategy for boreal woodland caribou (Rangifer tarandus caribou) sets a goal of self-sustaining populations for all caribou ranges across Canada. All caribou herds in Alberta are currently designated as not self-sustaining and the rec... see more

 The ecological restoration of Cerrado ecosystems involves challenges pertinent to the fertilization of the substrate for seedlings in nursery, which are often produced by a single type of substrate. However, habitat heterogeneity suggests that the s... see more

The impact of agricultural intensification on soil degradation now is occurring in tropical countries. The objective of this study was to determine the effect of long-term tillage and N fertilization on soil properties and crop yields in corn-soybean rota... see more

AbstractVirgilia divaricata is a fast-growing nitrogen-fixing tree species often found on the margins of forest in the southern Cape of South Africa and is particularly abundant after fire. However, V. divaricatamay invade fynbos even in the absence of fi... see more

Silko's novel, Ceremony, (1977) documents aspects of life in the Reservation where the Native Americans (also known as 'the Indians') had to face the oppression of the white Anglo-American invaders, on the one hand, and the hard climate of the desert, on ... see more

Land resources, which are the main means of production, are territorially limited. The Luhansk land fund has undergone significant changes for a rather short period of nature use. Extensive agricultural land use, mineral deposits development, industrial a... see more

The challenge of degradation of natural ecosystems because of human activity is considered by the world community to be the most serious problems facing mankind. As a result of mineral extraction, man-made landscapes and environmentally ruined areas repla... see more

 The ecological restoration of Cerrado ecosystems involves challenges pertinent to the fertilization of the substrate for seedlings in nursery, which are often produced by a single type of substrate. However, habitat heterogeneity suggests that the s... see more

1 of 16.230 pages  |  10  records  |  more records»