Thursday, December 26, 2013

Poisons therefore do not avail

Poisons therefore do not avail



Treatment. These are sucking insects. Poisons therefore do not avail. They may be killed by spraying with kerosene emulsion or a strong soap solution or with tobacco water. Lice on cabbages are easily killed by a mixture of one pound of lye soap in four gallons of warm water.



Fig. 167. A Squash Bug


Source: Agriculture for Beginners

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