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Types of on-farm demonstrations
(Oklahoma Cooperative Extension Service, 2014-12)
Fate of precipitation falling on Oklahoma cropland
(Oklahoma Cooperative Extension Service, 2009-03)
Organic matter in no-till production systems
(Oklahoma Cooperative Extension Service, 2019-03)
No-till wheat production in Oklahoma
(Oklahoma Cooperative Extension Service, 2015-02)
Sod-seeding small grains into bermudagrass pasture
(Oklahoma Cooperative Extension Service, 2014-02)