Insect pests of farm, garden and orchard . ketl offand destrojcd. Early in June when the larvffi have left the inside of the vinesit is well to remove all the soil from the base of the vine, downto the junction with the old root. The larvae, which will notfeed above ground, will go to the old roots, to which they willdo but little injury. The roots should be left thus exposed forabout a week. A handful of mixture of coal and wood ashes orammoniated phosphate should then be applied to each and theplants hilled high. The plant will now send out new rootletsfrom the main root, and is al)le to sec
Insect pests of farm, garden and orchard . ketl offand destrojcd. Early in June when the larvffi have left the inside of the vinesit is well to remove all the soil from the base of the vine, downto the junction with the old root. The larvae, which will notfeed above ground, will go to the old roots, to which they willdo but little injury. The roots should be left thus exposed forabout a week. A handful of mixture of coal and wood ashes orammoniated phosphate should then be applied to each and theplants hilled high. The plant will now send out new rootletsfrom the main root, and is al)le to secure necessary nourishmentthrough them. The Hop-louse * Like many another aphid the Hop-louse has a most interest-ing life history, which has been fully ascertained in but recentyears. During the winter the small oval black eggs may be* Phorudon humuli Schr. Family Aphididae. 276 INSECT PESTS OF FARM, GARDEN AND ORCHARD found in the crevices and around the buds of the terminal twigsof phim-trees near infested hop-fields. From these hatch a.
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Keywords: ., bookcentury1900, bookdecade1910, bookpublisheretcet, bookyear1912
