. Economic entomology for the farmer and the fruit grower, and for use as a text-book in agricultural schools and colleges; . Cicada egg-punctures, seen at a, from outside ; 5, cut down on puncture to show the two chambers ; c, side view of an egg-chamber ; d, a pair of egg-chambers from which the eggs have been removed. given, with the date of last appearance, the time when they may be next expected, and the country covered by them. The state- ment is made up from the reports and bulletins of the United States Department of Agriculture. Brood I. last appeared in 1893 ! ^^'^^1 appear again in
. Economic entomology for the farmer and the fruit grower, and for use as a text-book in agricultural schools and colleges; . Cicada egg-punctures, seen at a, from outside ; 5, cut down on puncture to show the two chambers ; c, side view of an egg-chamber ; d, a pair of egg-chambers from which the eggs have been removed. given, with the date of last appearance, the time when they may be next expected, and the country covered by them. The state- ment is made up from the reports and bulletins of the United States Department of Agriculture. Brood I. last appeared in 1893 ! ^^'^^1 appear again in 1910. Occurs in Massachusetts and Connecticut in small numbers. Brood II. appeared last in 1895 ; will appear again in 1908. It covers the northwestern part of Georgia, and appears at thir- teen-year intervals. No very definite limits have been assigned to it. Brood III., originally supposed to occur in Ohio in 1887, was based on erroneous information. Brood IV. is of the thirteen-year variety, appeared last in 1883, and will appear again in 1896, covering parts of Florida.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectentomology, bookyear1
