| OCR Text |
Show INCREASED NITfvJGZrj SUPPLY Element May Be Added by Proper Soil Treatment, Rotation of Crops and Phosphate. The supply of nitrogen, the most costly element of food for plants, can b Increased through proper soil treatment, rotation of crops, the addition ad-dition of phosphate and limestone Qjd the growing and plowing under fcf legumes. All stable manure Is to be utilized, nnd on the older, worn soils of the East fmd South some commercial commer-cial nitrogen mny be profitably used. Following a crop thnt Is a heavy nitrogen nitro-gen consumer with one fhat is a light nwi-r :- - i, fu-ij priicUee. |
