. Cyclopedia of farm crops. Farm produce; Agriculture. 216 BERSEEM BROOM-CORN southern Arizona, the plants being one-half to one inch high when the first frost comes. One cutting is secured in April and one in May, after which the plant succumbs to increasing heat. Frequent irri- gation is required. Harvesting is the same as for alfalfa or clover. The principal American literature to date is the United States Department of Agriculture, Bureau of Plant Industry Bulletin, No. 23. (See also Tri- folium Alexandrinum, under Clover; also, page 79.) BROOM-CORN. Andropogon Sorghum., Brot. van technicu
. Cyclopedia of farm crops. Farm produce; Agriculture. 216 BERSEEM BROOM-CORN southern Arizona, the plants being one-half to one inch high when the first frost comes. One cutting is secured in April and one in May, after which the plant succumbs to increasing heat. Frequent irri- gation is required. Harvesting is the same as for alfalfa or clover. The principal American literature to date is the United States Department of Agriculture, Bureau of Plant Industry Bulletin, No. 23. (See also Tri- folium Alexandrinum, under Clover; also, page 79.) BROOM-CORN. Andropogon Sorghum., Brot. van technicus (Sorghum vulgare, Pers. var.) Graminece. Fig. 309. By (7. W. Warburton. Broom-corn belongs to the grass family and to the same species as sorghum, kafir corn and Jerusalem corn. It differs from other varieties of. ^i&^Mt' Fig. 309. Standard or tall broom-com. the species in having the seeds borne in panicles with long, straight branches. The seed-head or panicle, known to growers and manufacturers as "brush," is the valuable part of the plant and is used for the manufacture of brooms of all kinds. There are two groups of broom-corn, the standard and the dwarf, varying only in height of plant and char- acter of brush. The standard grows ten to fifteen feet in height, with a brush eighteen to thirty inches long; the dwarf grows but four to six feet tall, with a brush one to two feet long. The dwarf broom-corn is used most largely in the production of whisk and other small brooms, while the stronger brush of the standard type is used in carpet brooms. Many varietal names are given both dwarf and standard types; they differ but little, however, and in reality but the two types are grown. Area of cultivation. One essential in the production of broom-corn of good quality is dry, clear weather when the brush is maturing and during the harvest season. Rain at this time causes discoloration of the brush and a consequent deterioration in value. For this reason, the centra
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