344 



APPENDIX D. 



II. Unmanured, with vegetation. III. Manured, 10 grammes 

 common salt, with vegetation. IV. Manured, 10 grammes 

 nitrate of soda, with vegetation. V. 10 grammes guano, with 

 vegetation. VI. Manured, 20 grammes phosphorite made soluble 

 with hydrochloric (?) acid, with vegetation. 



1,000,000 litres of water, passed through 10 inches of the soils 

 already described, contain 



