المؤلفون: Grant, Rick

المصدر: Historical Materials from University of Nebraska-Lincoln Extension

مصطلحات موضوعية: dairy, cows, controlling feed costs, dairy farm, crude protein levels, University of Nebraska, Cooperative Extension, publications, Nebraska Cooperative Extension, Agriculture, Curriculum and Instruction

وصف الملف: application/pdf

Relation: https://digitalcommons.unl.edu/extensionhist/262; https://digitalcommons.unl.edu/context/extensionhist/article/1260/viewcontent/NF96_252.pdf

الاتاحة: https://digitalcommons.unl.edu/extensionhist/262
https://digitalcommons.unl.edu/context/extensionhist/article/1260/viewcontent/NF96_252.pdf