OCR Text |
Show Tobacco ImpoveHshea Sou. It has been calculated that a ton ol tobacco withdraws more than a hundredweight hun-dredweight of mineral consacuent from uti acre of laud. This would appear ap-pear to be an astounding waste of material, ma-terial, w'.ileh must he of enormous value to the soil, considering that 75 per cent con!s;s of riilcluni and potassium potas-sium salts and 15 per cent of mng nesluni and sodium siilts, Including nearly ft per cent of Hie essential con itO'ient to all 'ruts- phosphoric acli |