TY - BK AU - Jones,J.B. TI - Soil testing and plant analysis laboratory manual PY - 1989/// CY - Athens, GA (USA) PB - Benton Laboratories, KW - Chemical analysis KW - Diagnosis KW - Evaluation KW - Methods KW - Plants KW - Soil testing KW - Tissue analysis KW - Tissue extracts N1 - Tables, graphs, references ER -