Livestock Production Science · 1987 · 40 citations · 0 references
AgricultureAnimal SciencesDairy ScienceDairy Herd ManagementFarm ManagementLivestock ProductionAnimal HusbandryBeef Cattle ProductionDairy ProductionLivestock NutritionLivestock Production EconomicsLivestock Production SystemsCattle EconomyHeifer Performance MonitoringSensor-based Cattle Monitoring