https://www.ideals.illinois.edu/items/116620
Western Illinois River Valley Economic Development Strategy | IDEALS
illinois river valleyeconomic development strategywesternideals
https://danabardolph.com/publication/vanderwarker_wilson_bardolph_2013/
Maize Adoption and Intensification in the Central Illinois River Valley: An Analysis of...
Oct 15, 2018 - We consider the causes and timing of maize (Zea mays) intensification in the central Illinois River valley and argue that an understanding of changes in maize...
illinois river valley