CHAPTER VIII 



Manure, everybody knows it is necessary River floods provide 

 manure Succeeding crops of corn impoverish the soil 

 Minerals necessary : lime, potash, phosphates, also nitrates 

 Hydro-carbons provided by air and water Green manure 

 for nitrogen John Kenny, results of manure on Indian farms 

 United States experiments, cotton crop, manure required 

 Kenny continued Madras Department of Agriculture Paddy 

 per acre Agricultural Research Institute, Pusa W. A. Davis 

 Indigo, oats, superphosphates Board of Agriculture, Pusa 

 Exhaustion of Indian soils Indian problem solved, Ash- 

 burner Bartle Frere, manure necessary Supply of artificial 

 manures cost ^60,000,000 Cost how repaid Supply of fuel ; 

 plantations, Forestry Department to undertake this Govern- 

 ment agricultural chemists to advise on manures Complete 

 manures required The work should be begun at once. 



EVERY agriculturalist, every agricultural chemist, 

 every intelligent person who has had to do with 

 land, or has considered the condition necessary for 

 the production of good crops from the soil, knows 

 that it is necessary to manure the land if good 

 results are required. In some places, as in the 

 Delta of the Nile, the land is manured by the flooding 

 of the river every year, which brings down a lot of 

 mud from the mountains of Abyssinia, which flows 

 over the land and fertilises it. The same thing 

 happens in India, where the lands are flooded by 

 the overflowing of the Ganges and the Brahmaputra, 

 and many other rivers. This insures the fertility 

 of the soil, although it is quite possible that even 

 on those lands the addition of manure of another 



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