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The biochemical and cytokinin changes in the developing and germinating seeds of Podocarpus henkelli stapf.
(1982)
A review of the literature revealed that there is a
lack of depth in our knowledge of gymnospermous seeds with
regard to the development and germination processes. The
phytohormones, particularly the cytokinins have ...
Transport and metabolism of 8(14C)t-Zeatin.
(1982)
A review of the literature established that there were
areas of cytokinin transport which needed further investigation,
in order to determine the function and/or
mode of action of cytokinins during certain stages of
plant ...
Physiological aspects of shoot growth regulation in juvenile and adult Citrus sinensis (L.) Osbeck.
(1982)
As the requirements for more efficient and economical crop production
emerge, so the need for a better understanding of plant growth and development
is felt. It is especially the need to understand means by which man
may ...
Dormancy and germination of the Manketti nut, Ricinodendron rautanenii.
(1982)
The distribution of Ricinodendron rautanenii trees is
confined to a fairly distinct band across southern
Africa. This stretches from South West Africa in the
west, through Botswana and Zimbabwe, to Mozambique in
the ...
A study of the blackshouldered kite Elanus caeruleus.
(1982)
No abstract available.
A revision of the genus Ancilla Lamarck, 1799 (Mollusca : Olividae : Ancillinae)
(1982)
The genus Ancilla Lamarck, 1799, contains 34 valid species and
subspecies; 41 names previously applied to the group are reduced to
23, and 11 new species described (Kilburn, 1977, 1980, 1981). A
provisional subgeneric ...
Tissue culture studies on Peperomia clusifolia Hook. and Strongylodon macrobotrys A. Gray.
(1982)
Tissue culture studies were carried out on two
ornamental plant species, Strongylodon macrobotrys A. Gray
and Peperomia clusifolia Hook. Successful in vitro
regeneration of plantlets was achieved in the latter species,
using ...
Aspects of the biology of the caracal (Felis caracal Schreber, 1776) in the Cape Province, South Africa.
(1982)
Felis caracal, despite heavy hunting pressure, is common
and widespread throughout the Cape Province. Caracal
are considered to be the principal wild predator of
domestic livestock (goats and sheep) by most farmers ...
Social ecology of Otomys irroratus, Rhabdomys pumilio and Praomys natalensis.
(1982)
This work sets out to describe the socio-ecological niches of otonya
irroratus, Rhabdomys pumilio and Praomys natalensis in the Natal midlands.
This objective necessitated a broad-based approach in which aspects of ...