A Survey On The Insect Pests Of Orange (Citrus Retinae In Some Selected Plots In Abia State
ABSTRACT
A study on the insect pest of citrus
plants was conducted from the month of June 2006 to August 2006 in two towns of
Abia State Bende. arid Umudike Two methods were used to get at the insects; the
knock down / jarring and handpicking methods. Culture of immature stages was
also carried out. Species of insect encountered include; Zonocerus variegatus,
Toxoptera aurantil, Papilio dernodocus, Aleurocanthus fioccosus, blattella
asahina, Aleurocanthus spp, Achaea lienardi, Oecophylla longinoda, Pseudococcus
adonituin, and Phyiocnistis citre/la. T auran tiE [citrus aphid J has the
highest occurrence in all the orchard visited with the percentage of
[94.3%,95.0%,92.O% and 93.i%1 respectively. In Bende citrus orchard P demodocus
was second in abundance with the percentage of [5.4%]. While in Umudike sites Z
variegatus was second in abundance with percentage ofI3.8%5.0%., and
5.2%]respectively. T aurantii and Z variegatus were the major insect pest of
citrus in Umudike town, while T auranhti and P demodocus were the major pest of
citrus in Bende town. The infestation of these insect pest mentioned above
causes reduction in both value and quality of the trees.
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NWAKANMA, C (2021). A Survey On The Insect Pests Of Orange (Citrus Retinae In Some Selected Plots In Abia State . Repository.mouau.edu.ng: Retrieved May 19, 2024, from https://repository.mouau.edu.ng/work/view/a-survey-on-the-insect-pests-of-orange-citrus-retinae-in-some-selected-plots-in-abia-state-7-2
CHINAZA, NWAKANMA. "A Survey On The Insect Pests Of Orange (Citrus Retinae In Some Selected Plots In Abia State " Repository.mouau.edu.ng. Repository.mouau.edu.ng, 01 Jul. 2021, https://repository.mouau.edu.ng/work/view/a-survey-on-the-insect-pests-of-orange-citrus-retinae-in-some-selected-plots-in-abia-state-7-2. Accessed 19 May. 2024.
CHINAZA, NWAKANMA. "A Survey On The Insect Pests Of Orange (Citrus Retinae In Some Selected Plots In Abia State ". Repository.mouau.edu.ng, Repository.mouau.edu.ng, 01 Jul. 2021. Web. 19 May. 2024. < https://repository.mouau.edu.ng/work/view/a-survey-on-the-insect-pests-of-orange-citrus-retinae-in-some-selected-plots-in-abia-state-7-2 >.
CHINAZA, NWAKANMA. "A Survey On The Insect Pests Of Orange (Citrus Retinae In Some Selected Plots In Abia State " Repository.mouau.edu.ng (2021). Accessed 19 May. 2024. https://repository.mouau.edu.ng/work/view/a-survey-on-the-insect-pests-of-orange-citrus-retinae-in-some-selected-plots-in-abia-state-7-2