October 21, i8;i. 



Garden and Forest. 



499 



States Department of Agriculture I began experiments with 

 the copper compounds, I naturally did not confine the treat- 

 ment to the Vine exclusively. With the view of preventing 

 Corn ergot ( Ustilago Maydis) I soaked for four hours a portion 



(sulphate of iron). On the plat treated with Bordeaux mixture, 

 the seed generally failed to germinate ; on the other plats, the 

 seed grew in usual health. 



The next year I made the experiment of spraying sundry 



Fig. 78. — A Seedling California Almond. — See page 495. 



of my seed-corn in the Bordeaux mixture, and then planted it 

 in a plat in the field by the side of other plats seeded with corn 

 not thus treated, and in comparison with a plat planted with 

 corn-seed soaked for eight hours in a solution of copperas 



plats of Peachblow Potatoes, to prevent blight and rot. This 

 was successful, as reported in one of the department bulletins. 

 The sprayed plats gave a good crop ; the unsprayed plats 

 were all the victims of the fungus {Phytopthora infestans), dead 



