Keywords: Biologist in experimental agricultural field.jpg Check categories 2013 October 10 en <br/> Image title Biologist in experimental agricultural field Image from Public domain images website http //www public-domain-image com/full-image/vintage-photography-public-domain-images-pictures/biologist-in-experimental-agricultural-field jpg html http //www public-domain-image com/public-domain-images-pictures-free-stock-photos/vintage-photography-public-domain-images-pictures/biologist-in-experimental-agricultural-field jpg Hazeltine BM U S Fish and Wildlife Service Not given Transferred by Fæ on 2013-02-26 This file is in public domain not copyrighted no rights reserved free for any use You can use this picture for any use including commercial purposes without the prior written permission and without fee or obligation PD-author Hazeltine BM U S Fish and Wildlife Service Images uploaded by Fæ Public-domain-image com Images uploaded by Fæ check needed Public-domain-image com check needed Biologists at work |