Butterfield, H. M. Rose culture in California. [electronic resource] . — Rev. Oct. 1950.. — Berkeley : : College of Agriculture, University of California,, 1950.. — 41 p. : : ill. ; 24 cm. - California Agricultural Extension Service circular ; 148. Includes bibliographical references (p. 34). Subjects--Topical Terms: Rose culture. LC Class. No.: SB411 / .B982r 1950