By Bianca Flowers March 25 (Reuters) - Howard Dahl stopped taking farm equipment orders from customers as a shortage of parts and labor and escalating inflation threatened profits for his North Dakota-based firm Amity Technology. A shortage of raw materials saddled manufacturers with increased costs even before Russia's invasion of Ukraine sent gas prices sky-rocketing and darkened the global inflation outlook. But tractor sales remained solid in February as farmers eye high crop prices, increasing 9.2% from the same time a year ago, the Association of Equipment Manufacturer's latest report showed.