单词 | pear psylla |
释义 | > as lemmaspear psylla pear psylla n. chiefly North American = pear sucker n. ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > subclass Pterygota > [noun] > division Exopterygota or Hemimetabola > order Hemiptera > suborder Homoptera > family Psyllidae > member of genus Psylla psylla1852 pear sucker1881 pear-louse1890 pear psylla1892 1892 Garden & Forest 5 285 The Pear psylla, which did so much damage during the past summer, is probably a new species. 1972 L. A. Swan & C. S. Papp Common Insects N. Amer. xiii. 141 Pear Psylla... A major pest of pears, first introduced into the East in 1832. 1994 Org. Gardening Feb. 20/2 The pear psylla can also transmit an organism that causes ‘pear decline’, or premature death of trees. < as lemmas |
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