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AAil AcID AND ALKALINE ACID MUCK SOILS acid-muck series acre added to muck ALKALINE AND ACID ALKALINE MUCK SoILS alkaline-muck series aluminum sulfate AVERAGE INCREASE beaker best growth broken line represents Burgess and Pember calcareous material calcium change the reac Chantenay carrots Cornell University CORRECTING UNPRODUCTIVENESS CROP OF ONIONS DRAINAGE DITCH experiment ﬁrst crop ﬂowers of sulfur growth of lettuce H 9 tests hydrogen-ion concentration inches of muck INITIAL REACTION PH initially alkaline muck iune leaf lettuce lime marl mineral soil MUCK INITIAL REACTION muck series MUCK SOILS ADJUSTED pH pH pH pH Tons pH quantity range of pH RANGE OF SOIL REACTION 0F reaction of pH REACTIONS The unbroken represents the growth shown in ﬁgure side of neutrality soil amendments soil reaction stunted sulfofying bacteria sulfuric acid surface eight inches surface ﬁve inches Tons pH pH tract of muck UNPRODUCTIVENESS OF AcID untreated muck