Farm crops, their cultivation and management, a non-technical manual for the cultivation, management and improvement of farm crops . 1 2 3 Clover Root Borer {Hylastinus obscurus).^ 1—Adult beetle, natural size at right. 2—Larva or grub, much —Showing work of the borer. iBur. Ent. Cir. Cotton Worm (Alabama argillacea).^Stages and work. Bur. Ent. Cir. 153. (25G) INSECT PESTS AND THEIR CONTROL 257

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Keywords: ., bookcentury1900, bookdecade1910, bookidfa, booksubjectagriculture