268 McALPINE, D.— Report on Rust in Wheat Experiments, 



1892-93. 



Dept. Agr. Victoria Bui. (1894-95). 



Ztschr. Pflanzenkrank., (1896), S. 48. 



S. of I. applied as a top dressing to the infected field. Results 

 doubtful. 



269 MCCARTHY, C— Plant Diseases and How to Combat 



Them. 



No. Car. Agr. Ex. Sta. Bui. No. 76 (1891), pp. 20. 



S. of I. is of special value against Anthracnose of the grape and 

 raspberry. A simple solution may be made of, 



S. of I S lbs. 



Water 22 gals. 



Or a solution may be made of, 



S. of I S lbs. 



Paris Green 2 oz. 



Water 22 gals. 



270 McCONNELL, P.— The Elements of Agricultural Geol- 



ogy : a Scientific Aid to Practical Farming, 

 1902. 



Iron Pyrites : "It is directly poisonous to plants, and even the 

 sulphate or green vitrol, which results from its oxidation, is also 

 injurious if present in large quantity. Even as little as 0.5% 

 of this sulphate in the soil renders it almost barren, and on land 

 containing more than 1%, nothing whatever will grow." 



271 MEEHAN, T.— Sulphate of Iron. 



Meehans' Mo., Vol. I, (1891), p. 74. 

 Use of S. of I. as a fungicide. 



272 MENUDIER, A. — Traitement du Dr. Rassiguier contre 



la chlorose des vigngs. 



Jour. Agr. Prat., (1896), T. II, p. 157. 



Thinks Dr. Rassiguier's treatment a complete success. In the 

 spring, before growth had started, vines washed with a solution 

 of 35 kgo. S. of I., 70 kgo. water. 



273 MILLARDET, ( ). — Notes sur les vignes americaines. 



De Tadaptation au climat au sol. 



Jour. Agr. Prat., (1881), T. I, p. 531- 



Studied the influence of silica and iron in the soils on Chlorosis 



of the vine. 



