Machado

Soil Amendments

Yorgey, G., W. Pan, R. Awale, S. Machado, A. Bary. 2017. Chapter 7 In Yorgey, G. and C. Kruger, eds. Advances in Dryland Production Systems in the Pacific Northwest. Washington State University Extension, Pullman, WA.

Soil Health

Awale, R., S. Machado, R. Ghimire, P. Bista.  Soil Health. Chapter 2 In Yorgey, G. and C. Kruger, eds. Advances in Dryland Production Systems in the Pacific Northwest. Washington State University Extension, Pullman, WA.

Conservation Tillage Systems

Bista P., S. Machado, R. Ghimire, G. Yorgey, D. Wysocki. 2017. Chapter 3 In Yorgey, G. and C. Kruger, eds. Advances in Dryland Production Systems in the Pacific Northwest. Washington State University Extension, Pullman, WA.