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42
Continental J. Agricultural Science 10 (1): 42 - 47, 2016 ISSN: 2141 - 4203
© Wilolud Journals, 2016 http://www.wiloludjournal.com
Printed in Nigeria doi:10.5707/cjagricsci.2016.10.1.42.47
RESEARCH ARTICLE
EFFECT OF MINI-NUT TECHNIQUES ON THE GROWTH OF Cola nitida Conus
(Kola) SEEDLINGS
Emmanuel, I.B., Aghimien, E.V., Ekaun, A.A., Geply, O.A
Federal College of Forestry, Ibadan, Nigeria
ABSTRACT
Cola nitida, also known as Kola nut is a tropical tree crop which belongs to the family
sterculiaceae. The study investigated the effect of mini-nut technique on the growth of
Cola nitida. Seeds were planted directly inside polythene pots containing different
potting media. The growths of the plants were monitored properly for 12
th
weeks. The
experiment were laid out in 4 x 4 factorial experiment (25%, 50%, 75%, 100% of Cola
nitida each were planted in polythene pots contain four (4) different media which are
(topsoil, coconut husk, saw dust, rich husk) making sixteen treatments altogether, these
were laid out in Complete Randomize Design replicated two times. The parameters
assessed were plant height, stem diameter and leaf production. The results were
analyzed using analysis of variance (ANOVA). The result showed that there were no
significant differences among the treatment at 5% level of significance. But the mean
results showed that the 100% of nut planted inside the top soil (T4) and 75% of nut (T11)
planted inside the saw dust produced highest mean value of (9.40cm) and (8.60cm) in
plant height, while 100% of nut planted inside the rice husk (T16) had the highest mean
value of (0.50cm) in plant diameter; also under leaf production 25% of nut planted
inside the rice husk (T13) had the highest leaf production of (2.50). Based on the results
of this experiment, mini-nut technique in the propagation of kola nut seeds can be
recommended for farmers in any of the potting media mentioned above since there is
no significant difference across the media. It was observed that the propagation of Cola
nitida from mini-nut techniques was a success, even though there were no significant
differences across the factors
KEYWORDS: Cola nitida, Kola nut, Growth, Seedlings, Husk
Received for Publication: 18/02/16 Accepted for Publication: 07/05/16
Corresponding Author: aghimien4@yahoo.com