Bayer Crop Science
Crop Farmer - AG AND FOOD CAREERS IN PA
Weed-crop Competition — Research — Department of Plant Science
HELM Agro
Crop Protection — Washington Wheat Foundation
Farm Vocabulary Word List, PDF, Agriculture
More acres planted in state's major row crops than in 2013
Testing the Water for Bioenergy Crops
Crop Rotations - Rodale Institute
Seed Industry Is Shrinking Dramatically But It Still Grows
Row Crop Operation Resources
A Glossary of Soil Sciences PDF, PDF, Soil