crops
Farmers Weekly: Wheat Diseases
Farmer's Weekly Magazine: Task Force Targets Wheat Diseases article 2017Botanical illustrations of three common diseases of wheat for Farmers Weekly: Wheat Diseases article. Also, one larger illustration of the Bread wheat plant.
https://www.fwi.co.uk/arable/wheat/disease-force-farms-target-top-three-wheat-diseasesDas Freudenberger Grunlandbuch by Manfred Freudenberger
Ein Praxisleitfaden fur die GrunlandbewirtschaftungBotanical illustrations of grasses and crops for Das Freudenberger Grunlandbuch. This book is in German, and acts as an advisory to arable farmers.
https://www.freudenberger.net/media/files/Gr%C3%BCnland_Buch_Screen_ES.pdf