cover image: Agricultural Research Institute  Pusa. Soil Erosion and Surface Drainage

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Agricultural Research Institute Pusa. Soil Erosion and Surface Drainage

1915

Any partial holding up of the surface drainage and any slight concavity of the fields due to depressions or to the misuse of iron ploughs lead to local water-logging to loss of available nitrogen and to the destruction of the porosity of the subsoil. [...] Lastly the protective river embankments in deltaic Bengal which are said to be associated with the prvalence of malaria appear to interfere with the aeration of the roots of the rice with the yield of this crop and in consequence with the well-being of the People. [...] The border on the lower edge of the field becomes raised by the growth of the grass an inch or two above the level of the land and by this means a large quantity of the silt is deposited before the surplus water runs off. [...] One of the most satisfactory results of the system has been the immediate recognition on the part of the ryots of the increased cropping power of 'drained lands. [...] The division of the land into five acre blocks surrounded by trenches is found to be very convenient in practice.1 The area of the numbered fields is known with accuracy the records connected with cropping rottion and manuring are easily kept the renting of land to the ryots is facilitated the trenches can be used for carrying irrigation water about the estate in the cold weather and the g

agriculture environment
Pages
44
Published in
India
SARF Document ID
sarf.145326
Segment Pages Author Actions
Frontmatter
i-iv Albert Howard view
Soil Erosion and Surface Drainage
1-24 Albert Howard view
Appendix. Protective Works in Central India
25-34 H. Marsh view
Backmatter
i-vi Albert Howard view

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