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Show lIFMt f Mm. on (toll. Lima Is not claused as n manure, bat Us effects on tinny roils aro often hiirhly iMUieflcial. This arises principally from Itschtmlcal actiouta liastenlut' the do lompotltiiof organlomatter and fitting It for plant food rather thau from uuy fer tlllzing 1 roertlcs of Its own that are di rcctly drawn upon by plauts On what uro termed aotir lands, such as grow sorrtl and other ail 1 plints freely, It Is tisi d to iIeclal advantage, It action Is so dlf-l dlf-l it'll t uiou different soils that It Is best to wo It experimentally Uforo Incurring th expfuio of applyiu It iu Urge omuuuts |