SOIL MANAGEMENT FERTILIZATION OF ORCHARDS. 49 



GRAVES ORCHARD 



O • Baldw/ns of Record. 

 X.OllMrTreu 



Hot 4 



Hot 5 



o 



o 



Fig. 9. — Plan of the Graves orchard. The portion below the dotted line was in sod. 



Fertilizer Treatment per Acre. 



Plot 1. Manure ......... 8 tons 



Plot 2. Ashes 1,600 pounds 



Plot 3. No fertilizer. 



Plot 4. Bone 600 pounds 



Muriate of potash 160 pounds 



Plot 5. Bone 600 pounds 



Low-grade sulfate of potash 320 pounds 



Plot 6. Bone 600 pounds 



Muriate of potash 160 pounds 



Sulfate of magnesia 255 pounds 



Plot 7. Bone 600 pounds 



High-grade sulfate of potash 160 pounds 



Plot 8. Basic slag 800 pounds 



Low-grade sulfate of potash 320 pounds 



