I've used a combo hand truck (can work vertically or has extra small wheels and movable handle to go horizontal) for years to move stuff.I will show you how tomorrow when I can work on some image explainations, may help the womens who arent or cant carry hundred pounders anymore!!
http://www.homedepot.com/p/Milwaukee-800-lb-Capacity-2-in-1-Convertible-Hand-Truck-CHT800P/100071520
Use it to move 50# feed bags into coop shed, then scoop most out of bag into bins.
Moving stuff with tarp I learned as a kid from Dad who used huge tarps to move raked leaves to the curb.