TY - BOOK AU - Hill Albert F TI - Economic botany: a textbook of useful plants and plant products T2 - McGraw-Hill Publications in the botanical sciences U1 - J:(I), J2;16 TI PY - 1952/// CY - New York McGraw-Hill Book Company, Inc. KW - Botany KW - Economic botany KW - Agriculture N1 - Bibliography 521-524p ER -