Sigler, W. Adam, Clain Jones, Meghan Robinson. 2023. Quantifying Nitrogen Leaching in Irrigated Fields. Progress Report for Montana Fertilizer Advisory Committee Funding.

Sigler, W. Adam, Clain Jones, Meghan Robinson. 2024. Quantifying Nitrogen Leaching in Irrigated Fields. Progress Report for Montana Fertilizer Advisory Committee Funding.

Sigler, W. Adam. 2011. Upper Muddy Creek Water Quality Investigation 2010. January 2011. 

Sigler, W. Adam. 2010. Beale Canal Seepage Investigation - Technical Report