/ library resources
Showing items 1981 through 1989 of 73379.To assess the land use effects on soil micronutrients, this study examined the profile variation and storage of DTPA- extractable iron, manganese, copper and zinc at the depth of 0-150 cm of an aquic brown soil under four land use patterns, i.e.
Permanent exploitation of agricultural machinery and equipment supposes excessive compression of soil cover by undercarriage, especially by wheels, which leads to crop yield decline, high energy consumption and decrease of productivity.
The objective of this study was to analyze the growth of tree species planted in a topographic gradient in an area degraded for the construction of the dam of Camargos Hydroeletric plant, MG.
A Nemzeti Vidékstratégiai Koncepció(Vidékfejlesztési Minisztérium, 2011) vitaanyagánakelőszava a természeti erőforrásokfelértékelődésére, a természeti környezetvédelmére, valamint a mezőgazdaságés a vidék szoros kapcsolatára hívja fela figyelmet.
30 pp. Maps, charts, tables. Published October 30, 2001. Captured February 19, 2009.
Нумерация страниц
Land Library Search
Through our robust search engine, you can search for any item of the over 64,800 highly curated resources in the Land Library.
If you would like to find an overview of what is possible, feel free to peruse the Search Guide.