The wheat strawworm and its controlPhillips, W. J. (William Jeter)Poos, F. W. (Frederick William)Wheat strawwormControlWheatDiseases and pestslife cycle (organisms)wheat strawsmall grainsinsect pestspestsplant pestsnatural enemiesbiological controlinsect controlcontrol methodscultural controltillageEnglish1923U.S. Dept. of Agriculturetext