| John J. Thomas - Fruit - 1849 - 432 pages
...more, the windward side of orchards being most infested, immediately after strong winds from a thicklv planted plum neighborhood. In the cool of the morning, they are nearly torpid, and can scarcelv fly, and crawl but slowlv ; hence, at this time of the day they are most easily destroyed.... | |
| Agriculture - 1852 - 486 pages
...orchard. But the fact that newly bearing and isolated orchards are soon attacked, clearly shows thai in occasional instances they must travel considerable...the day they are most easily destroyed. Their flight appcai-s to be never more than a few feet from the ground, and successful attempts have been made to... | |
| Agriculture - 1852 - 664 pages
...travel considerable distances. Indeed, they hafe been known to be wafted, en the wind for a half a mile or more, the windward side of orchards being...and successful attempts have been made to shut them jut of fruit gardens by means of a tighi board fence, nine or ten feet high, entered by a tight gate.... | |
| Franklin Reuben Elliott - 1855 - 524 pages
...perfectly still, can observe their movements. If the least motion or noise is made, they remain inactive. The insects mostly confine themselves to certain trees,...this time of the day they are most easily destroyed. The plum alone is, however, not the only fruit subject to attack from this insect, but the peach, apricot,... | |
| Franklin Reuben Elliott - Fruit - 1858 - 516 pages
...perfectly still, can observe their movements. If the least motion or noise is made, they remain inactive. The insects mostly confine themselves to certain trees,...this time of the day they are most easily destroyed. The plum alone is, however, not the only fruit subject to attack from this insect, but the peach, apricot,... | |
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