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In mineralogy, an inclusion is any material trapped inside a mineral during its formation. In gemology , it is an object enclosed within a gemstone or reaching its surface from the interior. [ 1 ] According to James Hutton 's law of inclusions, fragments included in a host rock are older than the host rock itself.
The Under Secretary for Research, Education, and Economics is a high-ranking official within the United States Department of Agriculture that provides leadership and oversight for the Agricultural Research Service, National Institute of Food and Agriculture, Economic Research Service, National Agricultural Library, National Agricultural Statistics Service.
National Agricultural Extension, Research and Liaison Services; National Agricultural Policy Center; National Agricultural Research Institute (Eritrea) National Fertilizer Development Centre; National Institute of Molecular Biology and Biotechnology; National Root Crops Research Institute; National Veterinary Research Institute
The first issue of Agricultural Economics was published in 1986 by Blackwell Publishing in Oxford. [24] The first woman to become president of the International Association of Agricultural Economists was Uma Lele. Lele became president-elect in July 2018, and president in August 2021.
Under ICARDA's decentralization strategy, the Center is operating four additional research locations with specific themes: Egypt, for high-input agriculture: a platform with a targeted focus on high-input irrigated agricultural systems, building on collaborative research on irrigated wheat improvement and irrigated systems management.
Bioversity International is a global research-for-development organization that delivers scientific evidence, management practices and policy options to use and safeguard agricultural biodiversity to attain global food-and nutrition security, working with partners in low-income countries in different regions where agricultural biodiversity can contribute to improved nutrition, resilience ...
Color index, as a geological term, is a measure of the ratio between generally dark mafic minerals and generally light felsic minerals in an igneous rock. [ 1 ] [ 2 ] The color index of an igneous rock is the volume percentage of mafic minerals in the rock, excluding minerals generally regarded as "colorless" such as apatite , muscovite ...
Soil and Water Assessment Tool (SWAT) is a free and open source hydrology model and GIS computer simulation sponsored by the USDA. SWAT is a well known geographic hydrological model in use by many universities and government agencies around the world, and integrates with commercial products like ArcGIS.