CONTENTS.




FOURTH CHEMICAL REPORT ..................... 5
COMPOSITIONS OF SOILS, LIMESTONES, ETC .4... . . . .  . . . . 14
FIFTH CHEMICAL REPORT ...................... 157
SIXTH CHEMICAL REPORT.2........... ... .... ...26:3
APPENDIX .:......... ... .... .. .... .........311
SUPPLEMENT TO APPENDIX ......... .. .. ... .. . . 317