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Tilled farmland. (farming, dirt, soil conservation)
Could We Lose All the Soil on Earth?
Rows of tassled corn in a Nebraska field. (agriculture)
Pro and Con: GMOs
Beet. Beta vulgaris. Sugar beet. Two rows of harvested beets.
18 Questions About Farming Answered
A wooden organizer holds various grains and seeds on a table. rice; oats; wild grains; healthy; barley; buckwheat; farro; wheat; bran
What Is the Difference Between a Grain and a Seed?
Abstract vector hi speed internet technology background
History of Technology Timeline
Discover
Mona Lisa, oil on wood panel by Leonardo da Vinci, c. 1503-06; in the Louvre, Paris, France. 77 x 53 cm.
Why Is the Mona Lisa So Famous?
earthquake. Heavily damaged school in the town of Yingxiu after a major earthquake struck China's Sichuan Province on May 12, 2008.
The 6 Deadliest Earthquakes Since 1950
African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.
Timeline of the American Civil Rights Movement
Ice Sledge Hockey, Hockey Canada Cup, USA (left) vs Canada, 2009. UBC Thunderbird Arena, Vancouver, BC, competition site for Olympic ice hockey and Paralympic ice sledge hockey. Vancouver 2010 Olympic and Paralympic Winter Games, Vancouver Olympics
10 Best Hockey Players of All Time
Orange basketball on black background and with low key lighting. Homepage 2010, arts and entertainment, history and society
The 10 Greatest Basketball Players of All Time
Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.
10 Famous Artworks by Leonardo da Vinci
Prisoners of Buchenwald concentration camp, near Weimar, Germany, April 16, 1945, liberated by American troops of the 80th Division. Elie Wiesel (7th from the left on the middle bunk next to the vertical post) World War II Holocaust
What Is the Origin of the Term Holocaust?

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Type Description Contributor Date
Add new Web site: International Journal of Agriculture, Forestry and Plantation - Influence of Cutting Height and Forward Speed on Header Losses in Rice Harvesting. Oct 04, 2024
Add new Web site: IOPscience - Journal of Physics: Conference - Design of Intelligent Header for Longitudinal Axial Flow Corn Combine Harvester. Aug 09, 2024
Article added to new online database. Jul 20, 1998
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