Items where Author is "Ibrahim, Yusof"

Mastoi, Muhammad Ishaque and Adam, Nur Azura and Muhamad Awang, Rita and Abd Ghani, Idris and Ibrahim, Yusof (2014) Parasitism, sex ratio, developmental time and gregariousness of Acerophagus papayae (Hymenoptera: encyrtidae) on male and female host stages of Paracoccus marginatus in no-choice situations. FUUAST Journal of Biology, 4 (1). pp. 43-48. ISSN 2222-0356

Chai, Ivy Ching Hsia and Islam, Md. Touhidul and Ibrahim, Yusof and Tan, Yee How and Omar, Dzolkhifli (2014) Evaluation of conidial viability of entomopathogenic fungi as influenced by temperature and additive. International Journal of Agriculture and Biology, 16 (1). pp. 146-152. ISSN 1560-8530; ESSN: 1814-9596

Mastoi, Muhammad Ishaque and Adam, Nur Azura and Muhamad Awang, Rita and Abd Ghani, Idris and Ibrahim, Yusof and Ahmed Gilal, Arfan (2014) Life table and demographic parameters of papaya mealybug, Paracoccus marginatus (hemiptera: pseudococcidae) on Hibiscus rosa-chinensis. Science International, 26 (5). 2323 -2329. ISSN 1013-5316

Sidi, Mogeret and Islam, Md. Touhidul and Ibrahim, Yusof and Omar, Dzolkhifli (2013) Effect of azadirachtin and rotenone on Trichogramma papilionis (Hymenoptera: Trichogrammatidae). Journal of Food, Agriculture and Environment, 11 (2). pp. 1509-1513. ISSN 1459-0255; ESSN: 1459-0263

Ibrahim, Yusof (2012) Serangga & kerosakan tanaman di Malaysia. Penerbit Universiti Putra Malaysia, Serdang,Selangor. ISBN 9789673442690

Shahraki, Gholam Hossein and Mohd Noor, Hafidzi and Shahar, Mohd Khadri and Rafinejad, Javad and Ibrahim, Yusof (2011) Cost-effectveness of integrated pest management compared with insecticidal spraying against the German cockroach in apartment buildings. Neotropical Entomology, 40 (5). pp. 607-612. ISSN 1519-566X; ESSN:1678-8052

Shahraki, Gholam Hossein and Mohd Noor, Hafidzi and Rafinejad, Javad and Shahar, Mohd Khadri and Ibrahim, Yusof (2011) Field efficacy of siege gel bait in an IPM program on life stages of German cockroach (Blataria, Blattellidae) in a residential building. Asian Biomedicine, 5 (5). pp. 619-624. ISSN 1905-7415; ESSN: 1875-855X

Mastoi, Muhammad Ishaque and Adam, Nur Azura and Muhamad Awang, Rita and Abd Ghani, Idris and Ibrahim, Yusof (2011) First report of papaya mealybug Paracoccus marginatus (Hemiptera:Pseudococcidae) from Malaysia. Australian Journal of Basic and Applied Sciences, 5 (7). pp. 1247-1250. ISSN 1991-8178

Ibrahim, Yusof (2011) Laboratory manual in fundamentals of entomology. Universiti Putra Malaysia Press, Serdang, Selangor. ISBN 9789673441723

Alasady, Mohammed Abid Ali and Omar, Dzolkhifli and Ibrahim, Rohani and Ibrahim, Yusof (2011) The survey of green lacewings and occurance of Apertochrysa sp. (Neuroptera: Chrysopidae) on various plants in Malaysia. Journal of Entomology, 8 (3). pp. 240-249. ISSN 1812-5670; ESSN:1812-5689

Shahraki, Gholam Hossein and Ibrahim, Yusof and Mohd Noor, Hafidzi and Rafinejad, Javad and Shahar, Mohd Khadri (2010) Biorational control programme for the German cockroach (Blattaria: Blattellidae) in selected urban communities. Tropical Biomedicine, 27 (2). pp. 226-235. ISSN 0127-5720

Lim, Wui Oi and Ibrahim, Yusof and Kirton, Laurence G. and Abood Harris, Faizah (2010) Effects of defoliation from an outbreak of the teak skeletoniser, Paliga damastesalis walker (Lepidoptera: Crambidae), on the growth of teak, Tectona grandis L. Pertanika Journal of Tropical Agricultural Science, 33 (2). pp. 171-178. ISSN 1511-3701; ESSN: 2231-8542

Shahraki, Gholam Hossein and Mohd Noor, Hafidzi and Rafinejad, Javad and Shahar, Mohd Khadri and Ibrahim, Yusof (2010) Efficacy of sanitation and sanitary factors against the German cockroach (Blattella germanica) infestation and effectiveness of educational programs on sanitation in Iran. Asian Biomedicine, 4 (5). pp. 803-810. ISSN 1905-7415; ESSN: 1875-855X

Alasady, Mohammed Abid Ali and Omar, Dzolkhifli and Ibrahim, Yusof and Ibrahim, Rohani (2010) Life Table of the Green Lacewing Apertochrysa sp. (Neuroptera:Chrysopidae) Reared on Rice Moth Corcyra cephalonica(Lepidoptera: Pyralidae). International Journal of Agriculture and Biology, 12 (2). pp. 266-270. ISSN 1814–9596

Abood, Faizah and Bajwa, Ghulam Ali and Ibrahim, Yusof and Sajap, Ahmad Said (2010) Pathogenicity of Beauveria bassiana against the tiger moth Atteva sciodoxa (Lepidoptera: Yponomeutidae). Journal of Entomology, 7 (1). pp. 19-32. ISSN 1812-5670; ESSN: 1812-5689

Abood Haris, Faizah and Bajwa, Ghulam Ali and Ibrahim, Yusof (2009) Developmental biology of the tiger moth, Atteva sciodoxa Meyrick (Lepidoptera: Yponomeutidae) under laboratory conditions. Journal of Biological Sciences, 9 (5). 458 -463. ISSN 1727-3048

Tan, Sek Yee and Ibrahim, Yusof and Omar, Dzolkhifli (2008) Efficacy of Bacillus thuringiensis Berliner subspecies kurstaki and aizawai against the bagworm, Metisa plana walker on oil palm. Journal of Bioscience, 19 (1). pp. 103-114. ISSN 1985-3718; ESSN: 2180-4249

Soemargono, Albertus and Ibrahim, Yusof and Ibrahim, Rohani and Osman, Mohammad Shamsudin (2008) Life table and demographic parameters of the metallic blue ladybeetle, Curinus coeruleus mulsant, fed with the Asian citrus psyllid, Diaphorina citri Kuwayama. Pertanika Journal of Tropical Agricultural Science, 31 (1). pp. 1-10. ISSN 1511-3701; ESSN: 2231-8542

Abood, Faizah and Bajwa, Ghulam Ali and Ibrahim, Yusof and Ab Ghani, Ab Rasip (2008) Life table and demographic parameters of the tiger moth, Atteva sciodoxa Meyrick (Lepidoptera: Yponomeutidae) fed on Eurycoma longifolia Jack. Malaysian Forester, 71 (2). pp. 199-206. ISSN 0302-2935

Soemargono, Albertus and Ibrahim, Yusof and Ibrahim, Rohani and Osman, Mohammad Shamsudin (2008) Spatial distribution of the Asian citrus psyllid, Diaphorina citri Kuwayama (Homoptera: Psyllidae) on citrus and orange jasmine. Journal of Bioscience, 19 (2). pp. 9-19. ISSN 1985-3718; ESSN: 2180-4249

Abood Haris, Faizah and Bajwa, Ghulam Ali and Ibrahim, Yusof and Ab Ghani, Ab Rasip (2008) A review of insect defoliators on teak with special reference to Paliga damastesalis Walker in Malaysia. Malaysian Forester, 71 (1). pp. 1-9. ISSN 0302-2935

Nugroho, Ihsan and Ibrahim, Yusof (2007) Efficacy of laboratory prepared wettable powder formulation of entomopathogenous fungi Beauveria bassiana, Metarhizium anisopliae and Paecilomyces fumosoroseus against the Polyphagotarsonemus latus (Bank) (Acari: Tarsonemidae) (broad mite) on Capsicum annum (chilli). Journal of Bioscience, 18 (1). pp. 1-11. ISSN 1985-3718; ESSN: 2180-4249

Hendro Suyoko, Hendrawan Samodra and Ibrahim, Yusof (2006) Effects of dust formulations of three entomophatogenic fungal isolates against Sitophilus oryzae (Coleoptera: Curculionidae) in rice grain. Journal of Bioscience, 17 (1). pp. 1-7. ISSN 1985-3718; ESSN: 2180-4249

Soemargono, Albertus and Ibrahim, Rohani and Ibrahim, Yusof and Osman, Mohammad Shamsudin (2006) Preference of the metallic blue ladybeetle Curinus coeruleus Mulsant for different nymphal instars of Diaphorina citri Kuwayama (Homoptera: Psyllidae). Journal of Bioscience, 17 (2). pp. 21-29. ISSN 1985-3718; ESSN: 2180-4249

Ibrahim, Yusof (2004) Entomopathogenic fungal formulations of mycoinsecticides. Research Snapshot. The Research Management Centre, Serdang, Selangor.

Nugroho, Ihsan and Ibrahim, Yusof (2004) Laboratory bioassay of some entomopathogenic fungi against broad mite (Polyphagotarsonemus latus Bank). International Journal of Agriculture and Biology, 6 (2). pp. 223-225. ISSN 1560-8530; ESSN: 1814-9596

Priyatno, Tri Puji and Ibrahim, Yusof (2004) Pathogenicity of Paecilomyces fumosaroseus (Wise) Brown & Smith, Beauveria bassiana (Bals.) Vuill. and Metarhizium anisopliae (Metsch.) sorokin on the striped flea beetle Phyllotreta striolata F. (Coleoptera: Chrysomelidae). Pertanika Journal of Tropical Agricultural Science, 27 (2). pp. 171-177. ISSN 1511-3701; ESSN: 2231-8542

Ibrahim, Yusof (2004) The spider mite saga: quest for biorational management strategies. [Inaugural Lecture]

Ibrahim, Yusof and Omar, Dzolkhifli and Abdullah, Mohammad Matthieu (1999) Development of biopesticide for the suppression of cabbage caterpillars. Research Report. The Research Unit, Universiti Putra Malaysia, Serdang, Selangor.

Omar, Dzolkhifli and Ibrahim, Yusof and Lok, Chee Ngan (1999) Viability of Paecilomyces fumosoroseus (Wise) conidia stored in palm oil and its derivatives. In: Symposium on Biological Control in the Tropics, 18-19 Mar. 1999, Serdang, Selangor. .

Khoo, Khay Chong and Sri Ulina, Evawaty and Ng, P. L. and Ibrahim, Yusof (1999) The role of predatory insects in the pest management of leaf-eating caterpillars of oil palm. Research Report. The Research Unit, Universiti Putra Malaysia, Serdang, Selangor.

Ibrahim, Yusof and Abdul Rahman, R. B. (1997) Influence of prey density, species and developmental stages on the predatory behaviour of Amblyseius longispinosus (Acari: Phytoseiidae). Entomophaga, 42 (3). pp. 319-327. ISSN 0013-8959; ESSN: 1573-8248

Ibrahim, Yusof and Omar, Dzolkhifli and Othman, Adnan (1992) Ketoksikan Beberapa Racun Hamama dan Piretroid Timan terhadap Hamama Lelabah Merah, Tetranychus urticae Koch Kompleks. Pertanika, 15 (1). pp. 31-35.

Mohamad, Rosli and Chong, Wei Cheong and Ibrahim, Yusof (1980) The Residual Effect of Some Insecticides on Plutella xylostella (L) Larvae in the Greenhouse. Pertanika, 3 (1). pp. 10-12.

Mohamad, Rosli and Ibrahim, Yusof and Chong, Wei Cheong (1979) Field Efficacy of Several Selected Insecticides Against the Diamondback moth, Plutella xylostella (L)1, on Cabbage, Brassica oleracea var. capitata (L), in the Lowland of Malaysia. Pertanika, 2 (2). pp. 84-88.

Mohamad, Rosli and Ibrahim, Yusof and Saud, Samsudin (1979) Laboratory and Field Effectiveness of Selected Insecticides m Preventing Adult Emergence of Dacus dorsalis Hendel (Diptera: Tephritidae). Pertanika, 2 (2). pp. 47-59.

Ibrahim, Yusof and Mohamad, Rosli (1978) Pupal Distribution of Dacus dorsalis Hendel in Relation to Host Plants and its Pupation Depth. Pertanika, 1 (2). pp. 66-69.

Hashim, Norzita and Ibrahim, Yusof Comparative bioefficacy of Paecilomyces fumosoroseus and Metarhizium anisopliae var. major on Crocidolomia binotalis (Lepidoptera:Pyralidae). In: Symposium on Biological Control in the Tropics, 18-19 Mar. 1999, Serdang, Selangor. (pp. 151-153).