ANNUAL REPORT, 1940 



57 



The Effect of Increasing Dosages of Arsenic (As.Oj) with a Constant Amount of Organic 

 IVIatter on the Growth of Buckwheat. 

 Dl — control; Dl' — organic matter alone; D4 — 1500 p. p.m. of arsenic; D4' — 1500 

 p. p.m. of arsenic with organic matter; D5 — 2000 p. p.m. of arsenic; D5' — 2000 p. p.m. 

 of arsenic with organic matter. 



Hog Cranberry Used to Control Slope Erosion on Sandy Hills and Roadside Embankments 

 on Cape Cod. 



