Show KILL CANKER WORM BY SPRAY insect has ha destroyed more apple trees in kansas than san jose scale easy ta control the kansas experiment station Is of tile the opinion that tho the spring canker worm lias has killed more apple trees in that state in a single season than the san jose scale has done since its first introduction anything so easy of control its is the canker worm should not be allowed to to do serious damage the canker worm la Is it n leaf enting eating insect and easily poisoned by spraying |