| Show chinch bugs may be serious pest large numbers hibernating around grain fields in in some sections by th united states department 1411 service of 0 agrico ure W chinch bugs in dangerously large numbers are hibernating in and around the grain fields of southeastern iowa and west central illinois moderately dangerous numbers are in winter quarters ln in central and eastern oklahoma sourhea southeastern stern kansas s central and northern Aliss missouri ourt northern illinois and parts of indiana and ohio what may become of these bugs and their progeny and how destructive they will be to crops next nest summer largely on the weather during and after their flint from their present shelters to the small grain fields according in to dr P r N annand bureau ot of entomology y and p plant lant quarantine united states department of agriculture no one now knows what the weather will be a few months from now recent surveys by entomology entomologists ats of the department and the various states stat es concerned show that large numbers of chinch bu bus bugs s are hidden away for the winter in clump forming grasses and other protected spots in many parts of the middle west A spring and summer unfavorable to the bugs ml might ht keep them from doing much damage weather favorable to them however mig might lit mean serious crop losses fairly continuous rains in the spring and early summer of 1935 killed enormous numbers of first brood buss bugs in small grains rains by drowning them or plastering them with mud fun fungous ous diseases doctor annand says were I 1 only a minor factor in reducing the outbreak only in sourhea southeastern stern lowa iowa and northwestern illinois did the bus bugs seriously injure small grains rains in 1935 or migrate in large numbers to corn at harvest time the sit nimer was more favorable to the chinch bugs and a second brood developed on corn and foxtail in corn fields in missouri iowa illinois and indiana and on sorghums sorg hums in central and eastern oklahoma and eastern kansas bygall by fall therefore bugs in moderately large to extremely large numbers were going into hibernation in the central states state |
