cover image: The Tropical Agriculturist - The Agricultural Journal of Ceylon  August 1937

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The Tropical Agriculturist - The Agricultural Journal of Ceylon August 1937

1937

The Tropical Agriculturist August 1937 EDITORIAL NUTRITION THE Advisory Committee on Nutrition appointed by the British Ministry of Health in May 1935 has not copleted the large scale inquiries which it initiated: but in view of the wide interest in the subject the Committee has issued a preliminary report giving the results of a general survey of the field of investigation. [...] On the whole the tropical forest works with a small capital of nutrients and a rapid turn over." When however the equilibrium between soil and natural vegetation is disturbed by the destruction of the forest the forces of soil deterioration quickly obtain ascendancy and in a few years the fertility of the soil is reduced to a level which makes the cultvation of crops unprofitable unless an [...] The soils of the highlands and the paddy areas furnish the best examples of the effect of topography on the character of local soils. [...] Not only does this difference affect the growth of the coffee roots--a temperature of 40° C. has been recorded in the open which is certainly in excess of the orrimum for plant growth-95 the shading and the consequent lowering of temperature must also have a considerable effect on the soil itself ; for example in retarding the rate of oxidation of organic matter in the soil a process which is u [...] This like the spreading habit of the Nganda types has the advantage of shading the ground but it has the disadvantage that many of the lower berries are hidden and that therefore the fruit is hard to pick.
agriculture environment
Pages
64
Published in
Sri Lanka
SARF Document ID
sarf.120021
Segment Pages Author Actions
Editorial
61-62 unknown view
Manurial Experiment on Coconuts
63-67 H. E. Foster view
Atmospheric Humidity
68-70 H. Jameson view
The Effect of Selection on the Age of Pure-Line Paddy
71-74 J. C. Haigh view
Experimental Error in Field Experiments with Coconuts
75-85 W. V. D. Piris, M. L. M. Salgado view
Departmental Notes
86-88 Malcolm Park view
Soils of Ceylon
89-92 A. W. R. Joachim view
Types of Robusta Coffee and their Selection in Uganda
93-97 unknown view
The Promise of Modern Botany for Man’s Welfare through Plant Protection
98-114 unknown view
Minutes of a Meeting of the Board of the Tea Research Institute of Ceylon held at the Ceylon Chamber of Commerce Colombo on Friday. June 25th 1937 at 2 30 p.m.
115-117 unknown view
Rubber Research Scheme (Ceylon)
118-122 unknown view
Animal Disease Return for the Month ended July 1937
123-123 unknown view
Meteorological Report—July 1937
124-124 unknown view

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