A PHYTOSOCIOLOGICAL STUDY OF WEED FLORA ... - Wssp.org.pk
A PHYTOSOCIOLOGICAL STUDY OF WEED FLORA ... - Wssp.org.pk
A PHYTOSOCIOLOGICAL STUDY OF WEED FLORA ... - Wssp.org.pk
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88<br />
Olugbenga Ebenezer Ige et al. A phytosociological study…<br />
Table-4. Ten dominant weed species recorded in site C<br />
Frequency% Basal<br />
Plant species<br />
Density<br />
IVI<br />
m -2 cover<br />
Chromolaena odorata (L.) 3.0 78 1.5 17.2<br />
King & Robinson<br />
Tridax procumbens L. 2.9 72 1.5 16.3<br />
Amaranthus spinosus L. 2.6 64 0.6 13.8<br />
Aspilia Africana (P.Beauv. 2.0 50 1.1 11.9<br />
C.D.Adams var. minor<br />
Talinium triangulare L. 2.3 58 0.5 6.5<br />
Ageratum conyzoides L. 1.4 3.4 0.5 6.5<br />
Boerhavia diffusa L. 1.0 22 1.3 4.2<br />
Centrosema pubescens 0.4 10 2.0 3.2<br />
Benth.<br />
Desmodium salcifonium 0.6 6 0.8 2.1<br />
(Poiret)DC<br />
LITERATURE CITED<br />
Alm, D.M, J.R.M.E. Mcgiffen, and J.D.Hersketh. 1991. Weed<br />
phenology. In Predicting Crop Phenology. T. Hodges (ed.). CRC<br />
Press, Boca Raton, Florida, USA, pp. 191- 218.<br />
Anderson, R.L. 2003. An ecological approach to strengthen weed<br />
management in the semi arid Great Plains. Adv.Agron. 80: 33-<br />
62.<br />
Bond, W. and A.C.Grundy. 2001. Non chemical weed management in<br />
<strong>org</strong>anic farming systems. Weed Res. 41: 383- 405.<br />
Buckley, Y.M,, D.T. Briese and S.M. Ree. 2003. Demography and<br />
management of the invasive plant species Hypericum<br />
perforatum. I. Using multi-level mixed effects models for<br />
characterizing growth survival and fecundity in a long term data<br />
set. J. Appl. Eco. 40: 481- 493.<br />
Ghersa, C.M. and J.S. Holt. 1995. Using phenology prediction on weed<br />
management : a Review. Weed Res., 35: 461-470.<br />
Holm, L., J. Doll, E. Holm, J. Pancho and J. Herberger, 1997. World<br />
weeds: Natural histories and distribution. John Wiley and Sons.<br />
pp 1129<br />
Kayode, J and O.E.Ige. 1998. A Quantitative study of weed flora in<br />
three Abandoned Farmlands in Ekiti State. Biosci. Res. Comm.<br />
3: 169- 178.<br />
Kriticos, D.J., T. Yonow and R.E.Mcfadyen. 2005. The potential<br />
distribution of Chromolaena odorata (siam weed) in relation to<br />
climate. Weed Res. 45(4): 246- 254.<br />
Martin, R.J. and J.A.Carnahan. 1983. A population model for Noogoora<br />
burr (Xanthium occidentals). Aust. Rangeland J. 5: 54- 62.