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Environmental Health Theme (EHT)

Submissions from 1984 1984

2-Hydroxyacetophenone: Principal Root Volatile of the East African Medicinal Plant, Carissa Edulis, Michael D. Bentley, Susan R. Brackett, and Andrew Chapya

Observations on the ant carebara vidua F. Smith preying on termites in kenya, M. G. Lepage and J. P.E.C. Darlington

Oviposition by African malaria vector mosquitoes. II. Effects of site tone, water type and conspecific immatures on target selection by freshwater Anopheles gambiae Giles, sensu lato, A. W.R. McCrae

Isolation, identification, and biological activity of trail-following pheromone of termite Trinervitermes bettonianus (Sjöstedt) (Termitidae:Nasutitermitinae), Phillip G. McDowell and Gilbert W. Oloo

Field observations on competitive displacement, at the preimaginal stage, of Culex quinquefasciatus Say by Culex cinereus Theobald (Diptera: Culicidae) at the Kenya Coast, R. Subra and R. D. Dransfield

Submissions from 1983 1983

Stable isotope analysis of termite food habits in East African grasslands, T. W. Boutton, M. A. Arshad, and L. L. Tieszen

Oviposition by African malaria vector mosquitoes. I. Temporal activity patterns of caged, wild-caught, freshwater Anopheles gambiae Giles sensu lato, A. W.R. McCrae

Ecdysteroid levels associated with epidermal events during worker and soldier differentiation in Macrotermes michaelseni (Isoptera: Macrotermitinae), B. M. Okot-Kotber

Influence of group size and composition on soldier differentiation in female final larval instars of a higher termite, Macrotermes michaelseni, B. M. OKOT‐KOTBER

Establishment of fungus comb in Laboratory colonies of Macrotermes michaelseni and Odontotermes montanus (Isoptera, Macrotermitinae), Robert Sieber

Orientation of the termitaria of two species of amitermes (isoptera: Termitinae) from Northern Queensland, A. V. Spain, T. Okello-Oloya, and R. D. John

Submissions from 1982 1982

Influence of the termite Macrotermes michaelseni (Sjöst) on soil fertility and vegetation in a semi-arid savannah ecosystem, M. A. Arshad

The underground passages and storage pits used in foraging by a nest of the termite Macrotermes michaelseni in Kajiado, Kenya, Johanna P.E.C. Darlington

Characteristics of erythroid colonies formed by bovine marrow progenitor cells in methyl cellulose cultures, G. P. Kaaya, N. Jamal, M. G. Maxie, and H. A. Messner

Trail-following in termites: Evidence for a multicomponent system, M. Kaib, O. Bruinsma, and R. H. Leuthold

The influence of salinity on larval development and population dynamics of Anopheles merus Dönitz (Diptera: Culicidae), F. W. Mosha and C. M. Mutero

Correlation between larval weights, endocrine gland activities and competence period during differentiation of workers and soldiers in Macrotermes michaelseni (Isoptera:Termitidae), B. M. Okot-Kotber

Development of physogastry in the queen of the fungus-growing termite Macrotermes michaelseni (Isoptera: Macrotermitinae), R. Sieber and R. H. Leuthold

Repeated copulation and testes enlargement in Macrotermes michaelseni, R. SIEBER and R. H. LEUTHOLD

WATER INTAKE BY THE TERMITE MACROTERMES MICHAELSENI, ROBERT SIEBER and ELIZABETH D. KOKWARO

The distribution and frequency of Culex pipiens quinquefasciatus Say 1823 (Diptera, Culicidae) breeding places on the Kenya Coast in relation to human sociological factors, R. Subra

The identification of ecdysterone (20-hydroxyecdysone) in 3 species of molluscs (Gastropoda: Pulmonata), D. L. Whitehead and K. Sellheyer

Submissions from 1981 1981

Physical and chemical properties of termite mounds of two species of macrotermes (Isoptera, termitidae) and the surrounding soils of the semiarid savanna of kenya, M. A. Arshad

FEEDING DETERRENT RECEPTORS IN THE LAST INSTAR AFRICAN ARMYWORM SPODOPTERA EXEMPTA: A STUDY USING SALICIN AND CAFFEIN, J. V. CLARK

Practical identification of the females of five species of atherigona rondani (Diptera, Muscidae) in Kenya, J. R. Clearwater

Inhibition of mitochondrial function in termite queen ovary by rabdosia diterpenoids, Isao Kubo, Nabil Abo-Khatwa, Takashi Kubota, and Makoto Taniguchi

Ecological and genetic separation of three sympatric species of Aedes (Diptera: Culicidae) from the Kenya coast, L. P. Lounibos and L. E. Munstermann

Instars and polymorphism of castes in Macrotermes michaelseni (Isoptera, Macrotermitinae), B. M. Okot-Kotber

SPECIFICITY OF TERMITE TRAILS: ANALYSIS OF NATURAL TRAILS OF TRINERVITERMES, MACROTERMES AND ODONTOTERMES FROM SYMPATRIC POPULATIONS, G. W. OLOO

Deterrence of repeated oviposition in sorghum shootfly Atherigona soccata, Ashok K. Raina

Proteins and surface proteins of Leishmania promastigotes and their possible relevance to the characterisation of strains, R. Ramasamy, H. Jamnadas, and M. J. Mutinga

Submissions from 1980 1980

Changes in The Feeding Rate and Receptor Sensitivity over the Last Instar of the African Armyworm, Spodoptera Exempta, J. V. CLARK

The effect of brown and white rot fungi on wood consumption and survival of Coptotermes lacteus (Froggatt) (Isoptera: Rhinotermitidae) in a laboratory bioassay, M. Lenz

The bionomics of three sympatric Eretmapodites (Diptera: Culicidae) at the Kenya coast, L. P. Lounibos

Competence of Macrotermes michaelseni (Isoptera: Macrotermitinae) larvae to differentiate into soldiers under the influence of juvenile hormone analogue (ZR-515, methoprene), B. M. Okot-Kotber

Histological and size changes in corpora allata and prothoracic glands during development of Macrotermes michaelseni (Isoptera), B. M. Okot-Kotber

The influence of juvenile hormone analogue on soldier differentiation in the higher termite, Macrotermes michaelseni, B. M. OKOT‐KOTBER

Biflora-4, 10(19), 15-Triene: A New Diterpene from a Termite Soldier (Isoptera Termitidae Termitinae), David F. Wiemer, Jerrold Meinwald, Glenn D. Prestwick, Barbara A. Solheim, and Jon Clardy

Submissions from 1979 1979

Tetrachromatic visual system in the moth Spodoptera exempta (Insecta: Noctuidae) - Preliminary note, H. Langer, B. Hamann, and C. C. Meinecke

Trypanosoma brucei: In vitro propagation of metacyclic forms derived from the salivary glands of Glossina morsitans, M. Nyindo, N. Patel, N. Darji, and T. K. Golder

The Influence of Food on Trail‐Laying and Recruitment Behaviour in Trinervitermes Bettonianus (Termitidae: Nasutitermitinae), G. W. OLOO and R. H. LEUTHOLD

Submissions from 1978 1978

Cellulase of fungus-growing termites: A new hypothesis on its origin, N. Abo-Khatwa

The developmental response of flesh flies (Diptera: Sarcophagidae) to tropical seasons - Variation in generation time and diapause in east africa, David L. Denlinger

Courtship and mating behaviour of the African armyworm, Spodoptera exempta (Walker) (Lepidoptera: Noctuidae), Syed Khasimuddin

Trypanosoma brucei-cultivation in vitro of infective forms derived from the midgut of Glossina morsitans, M. Nyindo, N. Darji, J. S. Kaminjolo, M. Chimtawi, N. Patel, and P. Onyango

Submissions from 1977 1977

Distribution and post-settlement survival in the field by reproductive pairs of Hodotermes mossambicus Hagen (Isoptera, Hodotermitidae), J. P.E.C. Darlington, W. A. Sands, and D. E. Pomeroy

Chemical composition of the soldier secretions of the termite- Trinervitermes gratiosus, Glenn D. Prestwich

Soldier frontal glands of the termite Macrotermes subhyalinus: Morphology, chemical composition, and use in defense, Glenn D. Prestwich, B. A. Bierl, E. D. Devilbiss, and M. F.B. Chaudhury

Submissions from 1976 1976

Biosystematic and evolutionary statuses of two sympatric populations of Aphytis mytilaspidis [Hym.: Aphelinidae], S. Khasimuddin and P. DeBach

Biosystematic status of three allopatric populations of Aphytis maculicornis [Hym.: Aphelinidae], S. Khasimuddin and P. DeBach

Structure of ajugarins, Isao Kubo, Yue Wei Lee, Valeria Balogh-Nair, Koji Nakanishi, and Andrew Chapya

Attraction of male Rhipicephalus appendiculatus ticks to females in relation to feeding, M. G. Leahy, R. Galun, R. E. Purnell, and R. C. Payne

Optical and pheromonal orientation and memory for homing distance in the harvester termite Hodotermes mossambicus (Hagen), R. H. Leuthold, O. Bruinsma, and A. van Huis

Experimental observations of food-aversive responses in larvae of Spodoptera exempta (Wlk.) (Lepidoptera, Noctuidae), Wei Chun ma

Development of Trypanosoma (Trypanozoon) brucei in Glossina morsitans inoculated into the tsetse haemocoel, L. H. Otieno, N. Darji, and P. Onyango

Synthesis and structures and dihydroedulan I and II trace components from the juice of passiflora edulis sims, G. D. Prestwich, F. D. Whitfield, and G. Stanley

Submissions from 1975 1975

Structural modulations in the tsetse fly milk gland during a pregnancy cycle, Wei Chun Ma, David L. Denlinger, Ulla Järlfors, and David S. Smith

Phenols as pheromones of ixodid ticks: A general phenomenon?, William F. Wood, Sister Mary G. Leahy, Rachel Galun, Glenn D. Prestwich, Jerrold Meinwald, R. E. Purnell, and R. C. Payne

Ubiquinone-O in defensive spray of African millipede, William F. Wood, Julian Shepherd, Berni Chong, and Jerrold Meinwald

Action of ecdysoids, juvenoids, and non-hormonal agents on termination of pupal diapause in the flesh fly, J. Žďárek and D. L. Denlinger

Submissions from 1974 1974

Diapause potential in tropical flesh flies, David L. Denlinger

An unusual caste polymorphism of the sternal gland and its trail pheromone production in the termite Trinervitermes bettonianus, R. H. Leuthold and M. Lüscher

Secretory discharge and microflora of milk gland in tsetse flies, Wei Chun Ma and David L. Denlinger

Submissions from 1971 1971

The architecture of the accessory reproductive glands of the male desert locust. 5: ultrastructure during maturation, Thomas R. Odhiambo