. Economia forestale [microformati] : un libro di riferimento per gli studenti di economia politica e professionale e studenti di legge della silvicoltura. Forêts et silvicoltura; Politique forestière; la politica forestale; le foreste e la silvicoltura. Il movimento della silvicoltura in Stati Uniti. 381 • appreso da un articolo nell'anno-libro del Reparto di Stati Uniti dell'agricoltura, per il 1899, in cui viene effettuato un tentativo di raccogliere i fatti relativi a questi sforzi e li posiziona in più favorevoli la luce mentre forse conser- vative abbattimento è stato praticato da lumbermen in un numero maggiore di casi è noto, effettiva pratica di selvicoltura w

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. Economics of forestry [microform] : a reference book for students of political economy and professional and law students of forestry. Forêts et sylviculture; Politique forestière; Forest policy; Forests and forestry. FORESTRY MOVEMENT IN UNITED STATES. 381 • learned from an article in the Year-book of the United States Department of Agriculture, for 1899, in which an attempt is made to collect the facts regarding these efforts and place them in the most favorable light While perhaps conser- vative culling has been practised by lumbermen in more cases than is known, actual forestry practice with a view to securing reproduction has been rare and only very lately introduced in a few conspicu- ous cases, the Forestry Bureau of the United States Department of Agriculture being instrumental in most of them; this bureau offering to prepare so- called "working plans" for private owners, in which some rules for the cutting of mature timber are laid down, intended to insure a succession of young grc*^ th. It is stated, that owners of nearly 2, ooOtOOO <^cres have asked for such advice. With the increase of educated foresters able to make and carry out such working plans, and with the appreciation by the forest owners of the possibility of securing continuous revenues by a conservative treatment of their properties under such plans, these small beginnings promise to bring about the much-needed reform, especially with the owners of extensive tracts, who are financially able to forego the present revenue from closet cutting for the sake of better future returns, ^hich may be de- rived from more conservative lumbering. Most of the efforts to engage state governments in establishing forest policies originated in assoda*. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Fernow, B. E. (Bernhard E

Parole chiave associate all'immagine

• bookcentury1900
• bookdecade1900
• booksubjectforests
• bookyear1902