TY - BOOK AU - Roth, Lawrence O. AU - Field, Harry L. TI - Introduction to agricultural engineering: A problem solving approach SN - 9780834213081 -pbk AV - S675.R68 2022 020882 PY - 2022/// CY - Gaithersburg PB - Aspen Publication KW - Agriculture KW - Biotechnology KW - Environmental engineering ER -