单词 | pear blight |
例句 | The pear blight has destroyed whole orchards of pear trees in the Western states. Conservation Reader The insects usually legislated against are San Jose scale, gypsy moth and brown-tail moth, while the diseases usually interdicted are yellows, black knot, peach rosette, and pear blight. The Young Farmer: Some Things He Should Know I have not regarded it as nearly as serious as pear blight and some other blights that attack fruit trees. Northern Nut Growers Association Report of the Proceedings at the 13th Annual Meeting Rochester, N.Y. September, 7, 8 and 9, 1922 A disease, similar in its effect to the pear blight, so often disfigures it that it is not desirable for use in important plantations. Handbook of the Trees of New England Blights are all over, the pear blight, the apple blight, the lettuce blight. Northern Nut Growers Association, report of the proceedings at the eighth annual meeting Stamford, Connecticut, September 5 and 6, 1917 Alleged Pear Blight Cures Are Worthless—Organism of Disease Lives Underneath Bark Out of Reach of "Cure."—Fruit growers should not allow themselves to be induced to purchase and use worthless pear blight cures. Trees, Fruits and Flowers of Minnesota, 1916 Embracing the Transactions of the Minnesota State Horticultural Society,Volume 44, from December 1, 1915, to December 1, 1916, Including the Twelve Numbers of "The Minnesota Horticulturist" for 1916 It is true that bees carry pear blight. One Thousand Questions in California Agriculture Answered You cannot escape the carriage of the pear blight by removing tame bees, because wild bees are abundant in all parts of the State. One Thousand Questions in California Agriculture Answered |
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