Substitute For Cotton

Tho following is condeused for tho American Agricnlturüt, from our foreigu files. The infonnation appcars to bo rcliable, aud is givon without comment by ' Er. Lindley in tho Gardner's Chronicle. Hero is, perhaps, a now field of enterprise opened- though we are not ready to endorse all the new disooveries of our I French co-laborers. Tho aooouut runs as follows : In Maroh, 1859, a request was made of tho Frenoh Einperor to prove the means of making au experiment on a large scala for the roaring of a now kind of Silkworm, whichlives in tho opoa air on a very. hardy hit, the aliante, and produces two orops a year of a strong silky .fibre which has been usod for ages past in Chiaa, to wake clothea for tiio great mass of the people. Tho authority was imiuediatcly granted, and tli o rcsult, as now published, surpassos all expeetations. More thau three fourths of the worins produoed excellent cocoons, and it is now fully ascertainod that tho new worra gives a profit of 100 por cent., and often much more, whereas the Mulberry Silkworm is oongiderod rery suecessful when it niakea a return of 15 per cent. on the capital employed. The ilk of tha allante is of inferior quality, well adapted for coarso fabrica, and will foraa an excelleut tute for cotton, of whieh France annually importa 162,900,000 pounds from tho United States. M. Guerin Meuovillo, who was the first to introduo the new silk into France, proposes to oall it atlante. He is now studying the best means of promoting the produotion and manufacture of the new silk, whieh he thiuks will ere long supply the chief clothing of the people. The aikmte on which tho worm feeds, is the Ailantus glandulosa, one of the hardiest of trets, and very commou in American cities and towns