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Mostrando ítems 21-30 de 36
Evaluation of Five Tropical Grasses for Growing Holstein HeifersTítulo en español
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 1983)
Use of larval migration inhibition assay for the evaluation of anthelmintic resistance in dairy heifers in Puerto RicoUso del ensayo de inhibición de migración larval para la evaluación de resistencia antihelmíntica de novillas lecheras en Puerto Rico
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 2015)
Effect of Supplementary Feeding of Concentrates and of Restricted Grazing on Holstein Heifers on Intensively Managed GrasspasturesTítulo en español.
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 1979)
Diurnal vaginal temperature cycles of Senepol and crossbred beef heifers with different hair coat types and colors under tropical conditionsCiclos diarios de temperatura vaginal en novillas tipo carne Senepol y cruzadas con diferentes tipos y colores de pelo bajo condiciones ambientales tropicales
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 2016)
Effects of Concentrate Supplementation to Holstein Heifers Grazed at a High Stocking Rate on Intensively Managed Pastures from Breeding Age to ParturitionTítulo en español
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 1983)
Use of Dairy Cow Culls for Rearing Dairy Replacements for BeefTítulo en español
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 1981)
Microencapsulated permethrin sprays for control of southern cattle tick, Boophilus micro plus (Canestrini) (Acari: Ixodidae), infesting Holstein dairy heifers on Saint Croix, U.S. Virgin IslandsAsperciones de permetrina microencapsulada para el control de la garrapata sureña del ganado, Boophilus microplus (Aeari:Ixodidae), infestando novillas lecheras Holstein en Santa Cruz, Islas Vírgenes Americanas
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 1995)
Body dimension comparisons between slick and wild type-haired Puerto Rican HolsteinsComparación de dimensiones corporales de vacas Holstein puertorriqueñas pelonas y regulares
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 2019)
Minimun nutritive requirements of diary cattle under tropical conditionsTítulo en español.
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 1952)