"November 2019." "ISHS Division Protected Cultivation and Soilless Culture, ISHS Division Vegetables, Roots and Tubers, ISHS Working Group Growing Substrates, ISHS Working Group Hydroponics and Aquaponics, ISHS Working Group Substrate Analysis." Includes bibliographical references and author index.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.