added profits. Generally, an application of two pounds of nitrogen can oe ex pected to increase the yield of small grain by one bushel. The recommended rate o: nitro vr. fo top-dressing small grains is li 40 pounds per acre lhis at sum: of nitrogen is available in loti to 250 pounds of nitrate of .soda. tso to 200 pounds of cal nitro. or : u to 120 pounds of ammonia of ni trate. Epperson emphasizes the im portance of top-dri ssm. some time- during February and not later than March 15. as material applied after that date cannot he expected to give best results He adds that farmers who are short on hay can stimulate some extra growth which may be grazed off in the early spring

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