cover image: The Tropical Agriculturist. The Agricultural Journal of Ceylon  August  1930

Premium

20.500.12592/f8dmmt

The Tropical Agriculturist. The Agricultural Journal of Ceylon August 1930

1930

Several attempts were made in the past and as recently as 1904 to cope with the recrudescence of pear in the northern parts of the Island by introducing from the Southern Province the cochineal insect which was exercising a controlling influence upon the species of pear growing in the Tangalla district. [...] This officer also stated that the beneficial action of the insect is very much more noticeable in the dry season and suggests that this may possibly be accounted for by the action of the salt-spray on the normal development of the insects during the N. E. mosoon the affected area being liable to receive this spray from the sea during this season of the year. [...] In some areas several acres of land are now under cultivation which preliious to the introduction of the parasite were all in Opuntia scrub some 6-10 feet high." Tihe reference to the appearance of young plants in areas which had been cleared of the main infestation and the need for their eradication are of interest in view of the remarks already made on the same subject in regard to the positio [...] Added to that this fungus is the cause of the well-known canker in cocoa which attacks the cushion of the tree and also the bark and the wood. [...] 74 COCONUT RESEARCH IN MALAYA* P to the time of the formation of the Rubber Research Institute of Malaya the main activities of most of the research divisions of the Malayan Department of Agriculture were necessarily confined to the investigation of rubber problems.
agriculture environment
Pages
66
Published in
Sri Lanka
SARF Document ID
sarf.120021
Segment Pages Author Actions
The Cocoa Industry
61-62 unknown view
Present Position in Regard to the Control of Prickly-Pear (Opuntia Dillenii Haw) in Ceylon by the Introduced Cochineal Insect Dactylopius Tomentosus Lamk
63-72 F.P. Jepson view
Pod Rot in Cocoa
73-73 unknown view
Coconut Research in Malaya
74-79 unknown view
Some Observations on the Mildew Leaf Disease of Hevea Brasiliensis Due to Oidium Hevea
80-90 unknown view
Rejuvenation and Replanting of Rubber Areas
91-94 unkown view
Tapping Results and Other Observations on Seedling Crosses of Hevea in Sumatra
95-99 unknown view
Seed Testing its Value to the Farmers
100-101 unknown view
Some Pineapple Problems Slips and Suckers
102-104 unknown view
The Sclerotium Disease of Coffee
105-109 unknown view
Animal Husbandry Cattle Breeding and its Problems
110-112 unknown view
Board of Agriculture
113-118 unknown view
Kurunegala Town Paddy Weeding Competition Maha Season 1929-30
119-119 unknown view
Demala Hat Pattu and Puttalam Pattu Paddy Cultivation Competition Maha Season 1929-30
119-119 unknown view
Medicinal Herbs Cultivation Competition Northern Division
120-120 unknown view
Brito-Babapulle Gold Medal for Plantain Cultivation in The Kurunegala District
121-121 unknown view
Medicinal Herbs Cultivation Competition Negombo District
121-121 unknown view
Paddy Cultivation Competition Mullaitivu District
122-122 unknown view
Animal Disease Return for The Month Ended 31St July 1930
123-123 unknown view
Meteorological Report July 1930
124-124 unknown view

Related Topics

All