. Yearbook of the United States Department of Agriculture 1912 . basal idea is fundamentally sound. ThePennsylvania Chestnut Tree Blight Commission, in cooperation withthe United States Department of Agriculture, is making extensiveexperiments along this general line. From this work very valuablescientific results are to be expected, whether the method becomes apractical success or not, and the results obtained may be expected tobe in some measure applicable to other species of trees, includingfruit trees. BBEEDING BESISTANT TEEES. The apparent resistance of various Asiatic chestnuts suggests
. Yearbook of the United States Department of Agriculture 1912 . basal idea is fundamentally sound. ThePennsylvania Chestnut Tree Blight Commission, in cooperation withthe United States Department of Agriculture, is making extensiveexperiments along this general line. From this work very valuablescientific results are to be expected, whether the method becomes apractical success or not, and the results obtained may be expected tobe in some measure applicable to other species of trees, includingfruit trees. BBEEDING BESISTANT TEEES. The apparent resistance of various Asiatic chestnuts suggests thatif resistant individuals of these varieties are crossed with the Ameri-can and European chestnuts, hybrids might be produced with the de-sirable nut characters of one parent and the resistance of the far no resistant individuals of the American chestnut have beenfound. Trees of both American and Asiatic species of the genusCastanopsis could possibly also be used as resistant parents, at least Yearbook U. S. Dept. of Agriculture, 1912. Plate XXXIV. A Tyfical Gird ling Canker of the Chestnut Bark Disease. U. S. Dtpt. of Agriculture. 1913. Plate XXXV.
Size: 923px × 2707px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjecteggsuni, bookyear1913
