The conifer manual
By: Humphrey J. Welch.
Contributors: Ouden, P. den 1874-1964.; Welch, H. J.
Series: Forestry sciences ;; v. 34
Publisher: Kluwer Academic Publishers; Springer
Published: 1991
Place of publication: Dordrecht; Boston
Language: eng
Number of pages: 446
Subjects: Ornamental conifers.; Conifers.; Ornamental conifers -- Varieties.; Conifers -- Varieties.
Notes: Includes bibliographical references (v. 1, p. 4-7) and index.
"Represents a full revision and up-dating of ... Manual of cultivated conifers in the cold and warm-temperate zone, by P. den Ouden and Dr. B.K. Boom (1965) and Manual of dwarf conifers, by Humphrey J. Welch (1979)."