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Calif ornia. 6 . C. Wilson (April l): First generation of M. ncxican us hatching 
generally in the alfalfa fields throughout the Imperial Valley. Inspection 
made on March 22 indicated that in fields irrigated S to 10 days previously 
the hatch ranged from 90 to 100 percent, and nymphs ranged m size from 
first to third instars. In fields where the fall egg survey showed an 
average of 13 egg pods per square foot the nvmphal population is estimated 
at 200 per square fort and had already destroyed approximately 25 percent 
of the first crop of alfalfa. 
MORMON CRICKET ( Ann.hr us simplex Enid.) 
North Dakota, J. A. Mtinro (April 24) ;■ First reports of hatching from Burleigh 
County on April' 22. 
South Dakota. R. A. Roberts (April 15)i Reports of hatching received from Butte 
County on March 31* . , 
H. C. Severin (April) t Eggs wore hatching in Butte County on April 3 o.nd 
in Brule County on April 10. 
Montana. H. B. Mills (April 24); Mormon crickets started hatching the first week 
in March in Lake and Sanders Counties and hatching is now 'general over the 
lower elevations in the State. It is estimated that from ^0 to 75 percent 
of the eggs have hatched in the Yellowstone Valley. 
Wyoming. R. A. Roberts (April 15 ) : Reports of hatching in Fremont County on 
March 22* 1 
Idaho. R. A. Roberts (April 15 ) ; Hatch reported at Mayfield/ Elmore County, on 
March 13. Found on March 24 in first and second instars, principally the 
first, with rather heavy populations in small localized areas'. Hatch in 
Washington County on March- 27 . - 
Utah. C. J. Sorenson (April 22); First hatching this season in the Silver City 
district of Juab County, north-central Utah, between March 24 and Less 
r than 5 percent of the eggs found hatched on -the latter date. 
Nevada. R. A. Roberts (April 15 ): In northern Nevada hatching reported at 
Winnemucca, Humboldt County, on March l4, and approximately an SO-percent 
hatch, had occurred at the lower altitudes ih Elko County by March 24. 
Nevada. G. G. Schweis (April 24); Mormon crickets have hatched in the eastern 
and northern counties and there has been no groat reduction in numbers. It 
will be necessary to carry on control measures over a large .area in Elko, 
Humboldt, Eureka, Lander, and Pershing Counties .during- the coming season. 
JAPANESE 5BSTLE ( Popillia .japonica Newn. ) 
General.- C. H. Hadley and associates (April 25); Unusually late development of 
larvae early in the fall of 1938 largely overcome by the mild fall season, 
but a slightly higher than normal proportion of larvae entered hibernation 
as second-ins tar larvae. Owing to favorable weather conditions, winter 
larval mortality 1r, as negligible. Soil temperatures were above normal during 
