Insects and insecticidesA practical manual concerning noxious insects and the methods of preventing their injuries . 206 INSECTS AFFECTING ASPARAGUS. gardens these can sometimes be advantageously usedagainst them. Of the artificial insecticides, pyreth-rum will probably give the best results. In smallpatches it has been found practicable to rub off theeggs from the growing PART V. INSECTS AFFECTINGCEREAL and FORAGE CROPS.

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Keywords: ., bookcentury1800, bookdecade1890, bookidi, booksubjectinsecticides