J. R. Haag is an author at Oregon Zoo specializing in agricultural economics, nutrition, and botany.
Top concepts
Agricultural EconomicsBotanyNutritionEngineeringPlant NutritionAnimal NutritionHealthMedicineFertilityGynecology
Publications per year
1921–1952
8
8
Blood Hemoglobin Values of Dairy Cattle
J.H. Byers, Ian Jones, J. R. Haag · Journal of Dairy Science · 1952 · 22 citations · Full text
Reproductive performance in dairy cattle
Ian Jones, R. W. Dougherty, J. R. Haag · 1941 · 16 citations
Alfalfa with and without Concentrates for Milk Production
Vearl R. Smith, Ian Jones, J. R. Haag · Journal of Dairy Science · 1945 · 15 citations · Full text
Rows per page
1–5 of 8