34 32 MONTHLY Sr®° LEVELS IN POWDERED MILK- ——MANDAN, NORTH DAKOTA 28 Tt Zanord 24 Ash JFMAMUJUJASONDIUFMAMJJASONDIUFMAMJJASOND J FMAMUUJASONODV FMA JUASON 1968 FMAMJJASOND JFMAMJJASOND
34 32 MONTHLY Sr®° LEVELS IN POWDERED MILK- ——MANDAN, NORTH DAKOTA 28 Tt Zanord 24 Ash JFMAMUJUJASONDIUFMAMJJASONDIUFMAMJJASOND J FMAMUUJASONODV FMA JUASON 1968 FMAMJJASOND JFMAMJJASOND