Rain can pose significant problems for uncovered grain piles. (NDSU photo) https://www.ag.ndsu.edu/news/newsreleases/2016/aug-15-2016/consider-pros-cons-of-alternative-grain-storage-methods/rain-can-pose-significant-problems-for-uncovered-grain-piles.nds/view https://www.ag.ndsu.edu/news/newsreleases/2016/aug-15-2016/consider-pros-cons-of-alternative-grain-storage-methods/rain-can-pose-significant-problems-for-uncovered-grain-piles.nds/@@download/image/2016-08-18.1596058068 Rain can pose significant problems for uncovered grain piles. (NDSU photo) Click to view full-size image… Size: 561.5 KB