Fifth Annual Report. 33 
Empusa noticed when bugs were put in, but this bug on August 
20 had a vigorous growth, and spores were being abjected. 
August 22. To-day found the first full-fledged bugs of the 
second brood. Empusa is spreading quite rapidly. There is 
- not as much Sporotrichum as in the beginning of the month. 
August 23. Several pale-winged bugs just moulted seen in 
millet, but proportionally very few, perhaps one to several 
thousands. 
August 24. Wet morning after heavy rain previous evening. 
Many Empusa bugs. Moulting still going on. Bugs in millet 
more advanced in age than those in corn. 
August 28. Empusa spreading, and it is diminishing the 
bugs in millet quite rapidly. 
September 5. Empusa doing good work. 
September 9. Empusa abundant in corn-field A. Could find 
but two Sporotrichum bugs in any of the fields. 
September 138. About 8.45 a.m. Much Empusa in millet- 
field. Comparatively littleincorn. Groundvery moist. Rained 
hard on the 8th; no rain since to amount to anything. 
September 14. Bugs comparatively few in millet-field, not so 
much fresh Empusa as on other mornings recently. Number 
of bugs in corn-field not much diminished. Great majority of 
corn-field bugs are black, but some are moulting for the last 
time. Bugs in corn mostly in axils of leaves. Two Sporo- 
trichum bugs were found in millet. Millet is drying up in 
places but still green in lower part of field. Corn green. Warm 
morning. The 15th was hot and dry. 
September 16. Bugs very few in millet, and great majority 
there winged. Empusa comparatively abundant and much of 
it fresh-looking. In corn bugs very much fewer than earlier in 
the season; some stalks with very many on them, but large 
number of stalks which had numerous red bugs have very few 
now. Little disease of any kind in corn. Sporotrichum in 
millet more abundant than during any recent time past. Light 
shower on morning of 16th, but 15th and practically all of 16th 
hot with clear skies. Some bugs flying. 
September 17. Morning warm, clear, with southwest wind. 
In millet no more fresh Empusa than on morning of 16th. 
Millet getting old, and many bugs in upper part of stalks. In 
corn bugs moulting for last time. More abundant on certain 
—3 
