Show Chinch Bug Campaign Is Is' Necessary to Save Crops Chinch bugs like other Insects as ns every farmer fanner knows do not do the same amount of ot damage every year Rather they appear ar periodically Uy In large numbers The reason for this Is la lanot not difficult to understand After After the chinch bugs have Increased In num bers hers for a period of years years parasites that live on them als also b become ome more more numerous Thus by bythe the time the latter have become very numerous the parasites para pam sites also become so numerous that they almost completely kill kUl off oft the chinch bugs and then we see little littlemore littlemore more of ot them for several y years ars or br until un un- I tEl til they hey have had time to recuperate When the chinch bugs have been destroyed destroyed destroyed de de- deI de- I the parasites h have ve nothing on which to live and they die off which in turn again gives bugs full tull sw sway y for tor fora tora a period of ot years unless man steps In Inand Inand inand and destroys them According to all aU Indications unless farmers put on a n chinch bug campaign this winter the crops small cropS small grains as well as corn cornwill cornwill corn corn corn- will be seriously be-seriously seriously Injured next year year The The Individual farmer can do o very ery ery little toward chinch bug extermination Effective Effective Ef Ef- Effective Ef- Ef work can be done only through tHe tile operation co of the farmers In whole hole communities |