Nathanael, Shirani; Edirisinghe, Udeni; Kotelawela, Sunethra(Faculty of Agriculture, University of Ruhuna, SriLanka, 1997-07-21)
Comparisons were made on the length-weight relationships, fecundity and egg diameter distribution of
yolked ova in mature ovaries of pond cultured female common carp with those collected during the same
period from the ...
Gunawardena, A.(Faculty of Agriculture, University of Ruhuna, SriLanka, 1998-02-02)
With the objective of characterizing the Q- banding pattern of cattle chromosomes, peripheral blood
lymphocyte metaphase chromosomes of a bull calf (Bos indicus x Bo s taurus L.) were studied using
quinacrine fluorescence ...
Wijeratne, P.M.; Smith, R.H.(Faculty of Agriculture, University of Ruhuna, SriLanka, 1997-07-15)
Mechanism of egg spacing behaviour and the olfactory response towards the oviposition marker in cowpea
weevil Callosobruchus maculatus (F) Brazil strain was investigated. An ether soluble chemical substance
(oviposition ...
Islam, M. Saiful(Faculty of Agriculture, University of Ruhuna, SriLanka, 1997-11-04)
With a view to elucidating the factor(s) responsible for gregarization in locusts, the behavioural and
pigmentary characteristics of hatchling Schistocerca gregaria (Forskal) have been quantified using logistic
regression ...
Sapumohotti, W.P.(Faculty of Agriculture, University of Ruhuna, SriLanka, 1998-06-11)
Nitrate reduction mutants (/i/Y-mutants) were selected from 33 isolates of Fusarium oxysporum isolated
from asparagus plantings showing reddish brown rot symptoms in Malaysia. These nitrate reduction
mutants were used ...
Cheema, Akbar A.; Ali, Yousaf; Awan, M.A.; Tahir, G.R.(Faculty of Agriculture, University of Ruhuna, SriLanka, 1998-02-05)
Twenty three dwarf mutants, five early flowering mutants and four commercial varieties of Basmati rice
were studied for genetic correlations among yield and yield components. Yield per plant showed highly
significant ...
Zaman, A.; Islam, R.; Islam, M.; Joarder, O.I.(Faculty of Agriculture, University of Ruhuna, SriLanka, 1998-02-09)
Leaves of mulberry tree (Morus alba L.) are the only source of food for the silkworms (Bombyx mori L.). As
the vegetative propagation of mulberry is strictly restricted to a single season (September-October) in
Bangladesh, ...
Eapen, Susan; Kale, D.M.; George, Leela(Faculty of Agriculture, University of Ruhuna, SriLanka, 1998-02-18)
A high yielding, early maturing, semi dwarf variety of peanut {Arachis hypogaea L.) was multiplied in vitro
by embryonal shoot tip culture on Murashige and Skoog (MS) medium supplemented with
phytohormones. Of the different ...
Gwanama, C.; Mwala, M.S.; Nichterlein, K.(Faculty of Agriculture, University of Ruhuna, SriLanka, 1998-02-10)
Traits contributing to Cucurbita moschata fruit yield were investigated to identify selection aids. Twentynine
land races were grown at two sites in Zambia during the 1994/95 and 1995/96 wet seasons. The
contribution of ...
Olasantan, F.O.(Faculty of Agriculture, University of Ruhuna, SriLanka, 1998-03-03)
Field experiments were conducted in 1985- 88 and in 1995- 97 in Nigeria to determine the effect of melon
and okra on the micro-environment and crop growth in mixtures with maize, cowpea and cassava. The
vegetables and ...
Venkatesh, A.; Vanangamudi, Mallika; Vanangamudi, K.; Ravichandran, V.; Rai, R.S. Vinaya(Faculty of Agriculture, University of Ruhuna, SriLanka, 1998-02-18)
Investigations were conducted to determine the efficacy of biofertilizer inoculations with Rhizobium,
phosphobacteria and Vesicular-Arbuscular Mycorrhiza (VAM), individually and in combination on the
growth, biomass, ...
Wijeratne, M.A.; Fordham, R.; Anandacumaraswamy, A.(Faculty of Agriculture, University of Ruhuna, SriLanka, 1998-04-10)
The diurnal variations of water relations of the tea plant were studied using petted young tea plants with
particular reference to drought tolerance. Glasshouse experiments showed that the diurnal changes of
plant water ...
Hettiarachchi, M.P.; De Costa, W.A.J.M.; Jayasekera, S.J.B.A.(Faculty of Agriculture, University of Ruhuna, SriLanka, 1998-11-10)
Food legumes are an important component in upland cropping systems of subsistence farmers in Sri Lanka.
The objective of this study was to understand the factors responsible for the gap between potential yield and
farmer ...