. Dry land farming . THE DISC PRESS DRILL. Courtesy American Seeding Machine Co., Springfield, Ohio. The amounts of seeds to sow.—In dry areas the amount of seed that ought to be sown is worthy of the most careful study, because of the influence which the amount of seed sow^n exerts upon the crop 'yields. It would seem correct to say that in semi-arid areas the less the amount of the precipitation the less the amount of the seed that is called for. This conclusion is based upon the influence which the moisture supply present in the soil exerts on plant development. When the number of plants gr
. Dry land farming . THE DISC PRESS DRILL. Courtesy American Seeding Machine Co., Springfield, Ohio. The amounts of seeds to sow.—In dry areas the amount of seed that ought to be sown is worthy of the most careful study, because of the influence which the amount of seed sow^n exerts upon the crop 'yields. It would seem correct to say that in semi-arid areas the less the amount of the precipitation the less the amount of the seed that is called for. This conclusion is based upon the influence which the moisture supply present in the soil exerts on plant development. When the number of plants growing on a certain area is in
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