. The control of locusts in Eastern Canada [microform]. Acrididés; Grasshoppers; Sauterelles, Lutte contre les; Locusts. The Control of Locusts in Eastern Canada. By Arthur (Sibw)n, Chief AmiiMtunl KnUmologiM. LocuHts, or "RraswhopiMTs" as thoy are more Rencrally spoken of. have lonK been known to devastate t-rops of various kinds in Kastern Canada. During the years 1912, 1913 and 1914, they were extremely numerous and destructive m the provinces of Ontario and Quelwc. One correspondent in Lanark county, Ont., rep«rted that crops in his district alone had been destroyed to the exte
. The control of locusts in Eastern Canada [microform]. Acrididés; Grasshoppers; Sauterelles, Lutte contre les; Locusts. The Control of Locusts in Eastern Canada. By Arthur (Sibw)n, Chief AmiiMtunl KnUmologiM. LocuHts, or "RraswhopiMTs" as thoy are more Rencrally spoken of. have lonK been known to devastate t-rops of various kinds in Kastern Canada. During the years 1912, 1913 and 1914, they were extremely numerous and destructive m the provinces of Ontario and Quelwc. One correspondent in Lanark county, Ont., rep«rted that crops in his district alone had been destroyed to the extent of 75 per cent, the loss being estimated at In many instances, fields of oats and barley were cut green to save for feed. In some parts of the province of Quebec, farms have been abandoned within the years mentioned owing to the large numbers of locusts Kin. I.âKim pod of IfM'Uxt oixnfil to show arrungomont "f (>riK>nuli. The locusts are true biting insects an<l feed actively throughout all their iiges after hatching from the eggs. The latter are deposited freely in packets or pods, as shown in fig. 1. chiefly in old, neglected pasture lands, and along roadsides, etc., in spots where the soil is dry and largely free of vegetation. The number of eggs in each pod varies with the species. Some pods contain only 10 eggs while others contain as many as 70. They are deposited »i» 'ate summer and in autumn, the young locusts not hatching until about May of the following vear. , â , u * The crops attacked bv these insects are oats, barley, timothy, rye, wheat, buckwheat, corn, turnip, rape, clover, potato, cabbage, onion, bean, carrot, etc. THE DESTRUCTIVE SPECIES. The species of locusts which have been chiefly responsible for damage to crops in Eastern Canada are four in number, as follows:â The Lesser Migratory Locust, (MelanopluH atlanis Riley). This species is the most regularlv-occurring destructive locust in Canada. It is found com
Size: 2091px × 1195px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, bookpublisherottaw, bookyear1915
