42 BRETON, ( ). — (In Bernard's La Calcaire sa Determina- 

 tion et son Role dans les Terres arables, (1902), 

 p. 158.) 



Bernard quotes a gardener named Breton who lived in Haute- 

 Marne (Meures) whose secret for growing the most delicious 

 melons ripening early, was the. use of Sulphate of Iron. 



43 BROOKS, W. P.— Report of Agriculturist. 



Mass. Hatch Sta. Rpt, (1896), pp. 9-49. 



S. of I. applied to plots of Soy Beans at the rate of 80 lbs. per 

 acre. Difference in favor of the treated plots over the untreated 

 plots was at the rate of 525 lbs. per acre, the crop being cut 

 green for silo. Applied June 24, just as beans were coming up. 



A 



44 BRULE, ( ). — (Eradication of Weeds by Spraying with 



Solutions of Metallic Salts). 



Cornice agricole de 1' arrondissement de Reims, 1898. 



Claims that 5, 10, 15 per cent solutions are inefficient ; that a 20 per 

 cent solution is less efficient than a 2 per cent solution of sul- 

 phate of copper. It is necessary to employ solutions containing 

 more than 25 per cent of S. of I. and these solutions rapidly 

 corrode the apparatus. 



45 BRUNET, R. — L'anthracnose et le rougeot. 

 Jour. Agr. Prat. (1895), No. 36, pp. 338-34°- 



S. of I. successfully used again Gleosporium ampelophagum. 

 Solution made of, 



S. of I So Kgo. 



Sulphuric Acid I Litre. 



Water 100 Litres. 



Wash the vines carefully and if result is not obtained, wash a 

 second time two weeks later. When the disease has a good hold, 

 treatment not a success. 



46 BUBAK, F.— Uber eisenfleckige Kartoffeln. 



Ztschr. Landw. Versuchswesen Oesterr. (1902), S. 396. 



Centbl. Agr. Chem., Bd. 32, S. 182. 



Probably caused by excess of iron in a soil poor in lime. 



47 BUNGE, G. — Uber die Assimilation des Eisens. 



Ztschr. Physiol. Chem., Bd. 9, S. 49-59- 



