cover image: The Tropical Agriculturist. The Agricultural Journal of Ceylon  February  1937

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The Tropical Agriculturist. The Agricultural Journal of Ceylon February 1937

1937

The variable depth of the surface.humic layer while doubtless related to the nature of the under: lying soil is also connected with the frequency of the firing of the fernlands. [...] The analysis of the clay fraction indicates that the soil is distinctly non-lateritic in nature the silica/ alumina ratio being 2.72.85 SUMMARY In the preceding pages an account is given of the mophological and analytical characteristics of typical profiles of highland and lowland fernland (kekilla) soils of parkland (damana) soils and the reddish brown loams of the semi-dry zone and of the [...] T. A. INTRODUCTORY The earth is the environment of man and the surface of the earth is the environment of the plant. [...] The rate of movement of water over the surface of the soil irrespective of the presence of a ground cover will vary mainly in accordance with the degree of slope of the area concerned. [...] Assuming that rubber is to be planted in rows 24 feet apart the next trench also level and of the same dimensions is cut 24 feet from the centre of the first one and so on up the hill The surface soil removed from the trench is thrown to the upper side and the subsoil to the lower side.
agriculture environment
Pages
73
Published in
Sri Lanka
SARF Document ID
sarf.120021
Segment Pages Author Actions
Editorial A Soil Erosion Expert
69-70 unknown view
Studies on Ceylon Soils
71-85 A.W.R. Joachim, D.G. Pandittesekere view
The Propagation of the Mango in Jaffna-I
86-91 W.R.C. Paul, S.C. Gunaratnam view
Soil Erosion
92-107 W.C. Smith view
The Present Position of the Trade in Ceylon Citronella Oil
108-111 A.W.R. Joachim view
An Amended Nomenclature of some Important Economic Plants Grown in Ceylon
112-116 G.V. Wickremasekera view
Bunchy Top Disease of Bananas
117-120 unknown view
A New Disease of the Dahlia
121-124 unknown view
Correspondence
125-125 unknown view
Board of Management
126-129 unknown view
Reviews
130-131 unknown view
Animal Disease Return for the Month Ended January 1937
132-132 M. Vijaynayaka view
Meteorological Report—January 1937
133-133 H. Jameson view

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