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Show WEEDS AND THEIR ERADICATION. ERADICA-TION. TSalslTSlaUow, (Malva rotundifolia) is a biennial weed. It is common in paths and gardens. It has scalloped leaves and small white or rose-colored flowers. It has a long tapering toot. The seeds arc brown and kidney-shaped, thicker on the curved side. They retain their vitality for a long time when buried in the soil. Thorough cultivation is the only remedy, where the ground cannot be cultivated they niust be pulled or grubbed. Wild Oatr., (Arena fatua.) The seeds arc usually somewhat larger than the cultivated oats, and ripen earlier and irregularly. Each floret drops as soon as ripe. The seeds Lave long, stout, twisted and bent awns. The kernels are almost black and hairy below the middle. Sp ing pure seed is the great secret or keeping the farm free from this pest. Wild oats arc sometimes introduced from being carried by irrigation water. wa-ter. When it has once been introduce ed the plants should be gathered and burned before the seeds ripen. They retain their vitality a long time so that when they once get into the land, plants may grow for a number p( years as the seeds which have been plowed under arc brought near J he surface. Wild oats is an annual, and should be prevented from seeding. seed-ing. June or Cheat grass, (bromus tcct-orum). tcct-orum). The panicles arc one sided and covered' with fine down. It is an annual and dies after seeding. It is found growing on hillsMcs, fields, rasturcs, door yards and alfalfa fields. Thorough cultivation, discing preventing pre-venting seed from ripening and from sowing with other soeds arc the remedies. Wild Mustard, (Brassica arvensis), is one of the most widely distributed weeds in the state, being common along road sides, grain fields, etc. It has long knotted pods. It is an annual an-nual and may be destroyed by burning burn-ing and continuous cultivation in hoed crops or by spraying. Where a limited quantity is to be destroyed hand pulling is to be recommended. Tn grain fields mustard may be destroyed de-stroyed by spraying with either cop-1 cop-1 er sulfate (Blue Vitrei) or iron sulfate sul-fate (coprtras). Of the copper sulfate sul-fate use 2j4 per cent solution, 10 pounds in 50 gallons of water, ap- 1 plying 50 gallons to the acre. Spray before the mustard is in bloom. Of the iron sulfate solution 15 to 20 per cent solution to Co to 80 pounds, in So gallons of water. |