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Journal kept by David Douglas during his travels in North America 1823-1827 together with a particular description of thirty-three species of American oaks and eighteen species of Pinus, with appendices containing a list of the plants introduced by Douglas and an account of his death in 1834. Published under the direction of the Royal Horticultural Society.

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المؤلفون: Douglas, David
تاريخ النشر: 1914.
الناشرون: W. Wesley & Son
المساهمون: Biodiversity Heritage Library
المجموعات: Biodiversity Heritage Library
التصنيف: Others
الموضوعات: Botany--North America. , Northwestern States--Description and travel. , Oak. , Pine. , North America--Description and travel.
كلمات مفتاحية: Botany North America. Oak. Pine. North America Description and travel. Northwestern States Description and travel.

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كتب ذات صلة

Uses of commercial woods of the United States: II. Pines.

The timber pines of the southern United States.

The oak : a popular introduction to forest botany

A series of facts, hints, observations and experiments on the different modes of raining young plantations of oaks : "for future navies" from the acorn, seedling, and larger plants shewing hte difficulties and objections tha thave occurred in the practical part ; with remarks upon the fencing, draining, puring and training young trees a clear and copious statement of the early and great Profits and Advantages which may be derived from Plantations of mixed and various trees, by care and attention and the contrary effects from negligence ; also how trees are retarded or accelerated in growth by the management of young plantations with hints and experimental remarks upon fruit trees ; the whole derived from actual experience on a most extended scale

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Observations on some species of the genera Tetrao and Ortyx, natives of North America with descriptions of four new species of the former, and two of the latter genus

المؤلفون: Douglas, David