This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Comparison of amount of alfalfa hay grown with different types of fertilizer NARA .tif Scope and content General notes Local identifier Department of Agriculture Soil Conservation Service Upper Mississippi Region Region Missouri State Office File ComparisonofamountofalfalfahaygrownwithdifferenttypesoffertilizerNARA tif tif File