Items where Author is "Youm, O"

1993

Youm, O and Gilstrap, F E (1993) Life-fertility tables of Bracon hebetor Say (Hymenoptera: Braconidae) reared on Heliocheilus albipunctella de Joannis (Lepidoptera: Noctuidae). Insect Science and its Application, 14 (4). pp. 455-459. ISSN 0191-9040

Youm, O and Gilstrap, F E (1993) Population dynamics and parasitism of Coniesta(= Haimbachia) ignefusalis, Sesamia calamistis, and Heliocheilus albipunctella in millet monoculture. Insect Science and its Application, 14 (4). pp. 419-426. ISSN 0191-9040

1994

Youm, O and Gilstrap, F E (1994) Habitat site selection, crop damage and oviposition preference by Contesta ( = Haimbachia) ignefusalis (Lepidoptera: Pyralidae). International Journal of Pest Management, 40 (3). pp. 231-236. ISSN 0967-0874

1995

Nwanze, K F and Youm, O (1995) Panicle insect pests of sorghum and pearl millet:proceedings of an International Consultative Workshop 4-7 Oct 1993 ICRISAT Sahelian Center Niamey, Niger. Other. International Crops Research Institute for the Semi-Arid Tropics, Patancheru Andhra Pradesh India.

1997

Youm, O and Beevor, P S and McVeigh, L J and Diop, A (1997) Effect of Trap Height and Spacing in Relation to Crop Height on Catches of the Millet Stemborer, Coniesta Ignefusalis Males. Insect Science and its Application, 17 (2). pp. 235-240. ISSN 0191-9040

Youm, O and Beevor, P S and Hall, D R and McVeigh, L J (1997) The Potential Use of Pheromones for the Management of the Millet Stemborer, Coniesta Ignefusalis (Hampson). Insect Science and its Application, 17 (1). pp. 169-173. ISSN 0191-9040

1998

Youm, O and Owusu, E O (1998) Assessment of yield loss due to the millet head miner, Heliocheilus albipunctella (Lepidoptera: Noctuidae) using a damage rating scale and regression analysis in Niger. International Journal of Pest Management, 44 (2). pp. 119-121.

Youm, O and Owusu, E O (1998) Farmers' perceptions of yield losses due to insect pests and methods for assessment in pearl millet. International Journal of Pest Management, 44 (2). pp. 123-125.

Kadi, H A K and Gilstrap, F E and Teetes, G L and Youm, O and Pendleton, B B (1998) Field Evaluation of Fecundity, Longevity, and Oviposition Period of Millet Head Miner (Lepidoptera: Noctuidae) in Niger. International Sorghum and Millets Newsletter, 39. pp. 143-144.

Wilson, J P and Hess, D E and Cisse, B and Hanna, W W and Youm, O (1998) Striga hermonthica Infection of Wild Pennisetum Germplasm is Related to Time of Flowering and Downy Mildew Incidence. International Sorghum and Millets Newsletter, 39. pp. 149-150.

1999

Beevor, P S and Youm, O and Hall, D R and Cork, A (1999) Identification and field evaluation of components of female sex pheromone of millet stem borer, coniesta ignefusalis. Journal of Chemical Ecology, 25 (12). pp. 2643-2663. ISSN 0098-0331

Kadi, H A K and Gilstrap, F E and Teetes, G L and Youm, O and Pendleton, B B (1999) Population Reproductive Statistics of Millet Head Miner (Lepidoptera: Noctuidae) Reared in a Laboratory in Niger. International Sorghum and Millets Newsletter, 40. pp. 60-62.

2001

Umeh, V C and Youm, O and Waliyar, F (2001) Soil Pests of Groundnut in Sub-Saharan Africa—A Review. Insect Science and its Application, 21 (1). pp. 23-32. ISSN 0191-9040

Youm, O and Yacouba, M and Kumar, K A (2001) An improved infestation technique using eggs of the millet head miner (Heliocheilus albipunctella) (Lepidoptera: Noctuidae) in millet resistance screening. International Journal of Pest Management, 47 (4). pp. 289-292. ISSN 0967-0874

2003

Drame-Yaye, A and Youm, O and Ayertey, J N (2003) Assessment of Grain Yield Losses in Pearl Millet Due to the Millet Stemborer, Coniesta ignefusalis (Hampson). Insect Science and its Application, 23 (3). pp. 259-265.

2004

Green, S V and Youm, O and Hall, D R and Maliki, Y and Farman, D I (2004) Methods for rearing Heliocheilus albipunctella in the laboratory and eliminating the pupal diapause. International Sorghum and Millets Newsletter, 45. pp. 69-72.

Owusu, E O and Youm, O and Maliki, Y and Hall, D R and Green, S V (2004) Observations on factors affecting attraction and oviposition preferences of the millet head miner Heliocheilus albipunctella to pearl millet panicles. International Sorghum and Millets Newsletter, 45. pp. 72-74.

2012

Youm, O and Maliki, Y and Hall, D R and Farman, D I and Foster, J E (2012) Pheromone-mediated mating disruption in the millet stem borer, Coniesta ignefusalis (Lepidoptera: Pyralidae). Crop Protection, 31. pp. 50-57. ISSN 0261-2194