TY - BOOK TI - How crops grow; a treatise on the chemical composition, structure and life of the plant, for students of agriculture, with numerous illustrations and tables of analyses UR - https://www.biodiversitylibrary.org/item/47072 PB - O. Judd CY - New York PY - 1888 AU - Johnson, Samuel W. (Samuel William), KW - Agricultural chemistry KW - Analysis KW - Growth (Plants) KW - Plant physiology KW - Plants ER -