Published June 1987. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
The dairy cow project may be a new project for you or a continuation of a calf and yearling project. This advanced dairy project will be interesting and provide many challenging experiences.
The dairy cow project is Unit III of the four-unit dairy project. Unit I The Calf is suggested...
Published January 1988. A more recent revision exists. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Published November 1979. Facts and recommendations in the publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
A four months continuous feeding trial was conducted
to evaluate Canola meal as a single protein supplement in
complete dairy rations. Thirty high producing Holstein
cows in the second week of lactation were randomly alloted
in groups of ten to one of three isonitrogenous (15% CP)
and isocaloric (1.6 Mcal/kg...
I. The Effect of Artificial Photoperiod on Eating Behavior and Other
Behavioral Observations of Dairy Cows.
Twenty-eight cows were randomly assigned to a dairy photoperiod of
18 h light and 6 h darkness or to continuous light and observed 1 d each
month from December 1981 to February 19.82. Lighting...
The objective of this study was to evaluate triticale
grain fed as a concentrate in the diet of high producing
dairy cows. A lactation study, in vitro dry matter
digestibilities and a preliminary physiological effects
trial were conducted to evaluate triticale and used to
make feeding recommendations.
In the lactation...
Science is involved in many areas of dairying. The 4-H
Dairy Science Project emphasizes the "why's" of dairying. The
information you learn here should help you with other dairy projects.
You will learn some of the "why's" of selection, nutrition, milk
secretion, and reproduction as well as "how to do...
Published April 1980. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Published March 1984. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog