Index to this volume
Jepson Field Book Transcriptions · Jepson Herbarium
Index to all books
|
39_34 Berkeley man and his itinerary is being arranged by the Federal Quarantine Board. He is being accompanied by high officials of the Board and of the Bureau of Plant Industry. See my letters to the Presidents office dated Oct. 6 and 7. Continued at bottom of p. 41 seq. -David T. Mason, formerly Professor of Forestry, lunched with me today. He said that at Big River, Mendocino Co., an acre plot of 2nd growth Redwood 48 years old averaged 150 ft. in height, some of it being 160 ft. h. The amount of B.M. [board measure, aka board feet] was found in excess of that obtained per acre, as an average, from lumbering mature stands. Fritz _ [and] Metcalf's measurements. Mason is now a forest engineer and has contracts with several Redwood companies to put the operation of their holdings on a permanent |
39_35 Oct. 1921. basis. The amount of standing Redwood timber exclusive of associated species is 70 billion feet. Mason regards this figure as too low; but at present rate of cutting the supply would last 100 years [180? extraneous marks above zeroes]--before _all virgin_ Redwood would be milled. Years ago the estimates were very low - 25 billion - but the estimates have been constantly raised. Rate of milling is of course likely to increase. - Oct. 25, 1921. -Heteromeles arbutifolia Roem. grew 15 ft. above tide-level, Potrero Hills, Richmond, near the present San Rafael Ferry Ldg. [Landing], on the Blake Bros. [Brothers] property, i.e. on the steep bluffs facing the Golden Gate. The shrubs were large ones, fruited finely but are now destroyed thru the ravage of the berry hunter. -Nov. 21, 1921. Facts from Anson Blake. -Rattan, V., was at Three Creeks and Redwood Creek, June 27, 1883. See label Astragalus spm. [specimen] |
ms. | Copyright © 2007 Regents of the University of California | Credits: |
ms.