Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 18 of 18 for “"pitfall trap"”.
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Keanekaragaman arthropoda permukaan tanah pada cagar alam manggis gadungan dan perkebunan kopi mangli di Kecamatan Puncu Kabupaten Kediri
… langsung) 30 plot, dan metode nisbi dengan Pitfall Trap 30 buah pada masing-masing lahan. Hasil penelitian pada Cagar Alam Manggis Gadungan 22 famili dan 3062 individu meliputi herbivora (5 famili), predator (12 famili), detrivor (1 famili), dekomposer (4 famili), perkebunan kopi 19 famili …
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Keanekaragaman makrofauna tanah pada perkebunan apel semi organik dan anorganik Desa Poncokusumo Kabupaten Malang
… mutlak (Pengamatan Langsung) dan metode nisbi (Pitfall Trap dan Berlese Funnel). Hasil penelitian pada perkebunan apel Semi Organik terdiri dari 9 ordo, 18 famili dan 711 individu meliputi herbivor (4 famili), predator (10 famili) dan pengurai (4 famili), lahan Anorganik terdiri dari 9 ordo, 16 …
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Keanekaragaman Arthropoda pada lahan bawang merah semi organik dan anorganik Desa Torongrejo Kota Batu
… Langsung) dan metode relatif (Pit Fall Trap). Hasil penelitian pada lahan bawang merah semi organik 10 ordo 18 famili dan 1136 individu meliputi herbivora ( 8 famili), dan predator (10 famili, sedangkan lahan anorganik terdiri dari 9 ordo, 17 famili dan 1153 individu meliputi herbivora …
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Keanekaragaman serangga pada perkebunan teh Wonosari Lawang dengan dan tanpa aplikasi pestisida
… menggunakan metode nisbi (dengan perangkap Pitfall trap, Window trap dan Light trap). Hasil penelitian pada area bebas pestisida diperoleh 9 ordo, 23 famili, dan 336 individu yang berperan sebagai pollinator (2 famili), parasitoid (2 famili), herbivora (8 famili), scavenger (3 famili) dan …
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Multi-trophic Biodiversity Increases with Increasing Structural Complexity of Forest Canopy
… ecosystems. We used plant presence, beetle pitfall trap, and bird count data to calculate species richness and species diversity, and high density LiDAR data for calculating structural complexity metrics of forest canopy. Our results show that species richness and diversity across all …
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The effect of native forest dynamics upon the arrangements of species in oak forests-analysis of heterogeneity effects at the example of epigeal arthropods
… The spider were collected in a block design by pitfall traps (n=72) in a 4-week interval. To reveal key environmental factors affecting the spider distribution abiotic and biotic habitat parameters (e.g. vegetation parameters, climate parameters, soil moisture) were assessed around each pitfall …
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Studi keanekaragaman serangga di Vegetasi Savana Taman Nasional Bromo Tengger Semeru
… 3,08. Sedangkan pada metode nisbi (Fly net dan pitfall trap) indeks keanekaragaman pada savana Jemplang lebih besar (2,80 dan 2,39) dari pada savana Pananjakan (1,07 dan 0,86). Indek Nilai Penting (INP) tertinggi dengan menggunakan metode mutlak (pengamatan langsung) adalah famili Hecalinae …
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Studi keanekaragaman fauna tanah pada perkebunan jeruk organik dan anorganik Desa Bumiaji Kota Batu
… lahan 80 plot, dan metode relatif dengan Pitfall Trap 9 buah dan Berlese Funnel 9 buah. Hasil penelitian menunjukkan bahwa pada perkebunan organik lebih banyak ditemukan jumlahnya. Peran predator pada perkebunan jeruk organik lebih tinggi dari pada anorganik, sedangkan peran hama pada …
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Is Everything Connected? Following the Predators, Pests, and Plants Within a No-Till, Western Montana Agroecosystem
… involved weekly sweep-net sampling, pitfall trap installation, and direct plant examination. Insecticides were applied as a bi-weekly “calendar” application (pyrethrin/rotenone) or as a pest-density “threshold” dependant application (Bt). Generally, pest control and damage prevention …
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Is Everything Connected? Following the Predators, Pests, and Plants Within a No-Till, Western Montana Agroecosystem
… involved weekly sweep-net sampling, pitfall trap installation, and direct plant examination. Insecticides were applied as a bi-weekly “calendar” application (pyrethrin/rotenone) or as a pest-density “threshold” dependant application (Bt). Generally, pest control and damage prevention …
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The influence of an umbelliferous understory on the parasites of organic apple orchards in Canterbury
… wild parsnip understorey. Adult parasites were trapped using yellow pitfall traps, elevated water traps and aspiration from parsnip inflorescences. 'Delta' pheromone traps were used to trap male codling moth and lightbrown apple moth. Ground dwelling predators were collected by yellow pitfall …
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The Conservation Ecology of Rana temporaria and Bufo bufo in Leicestershire
… suitability index was devised. Drift fence and pitfall trap captures indicated the origins of frog and toad pre-breeding migrations and subsequent terrestrial habitat to comprise scrub and woodland, water courses to be the main migration routes. Ingestion of radio transmitters proved not to …
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Population dynamics of overwintering life stages of the alfalfa weevil, Hypera postica (Gyllenhal)
… left standing through the winter. Six different pitfall trap designs were compared for collection efficiency, installation and servicing effort, and cost. Barrier traps outperformed the other trap designs and were inexpensive and easy to install and service. Sweepnet samples were used to monitor …
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Generalist predators in reduced-tillage corn: predation on armyworm, habitat preferences, and a method to estimate absolute densities
… populations were reduced, through the use of pitfall traps and exclusion arenas, than in the control where predator populations were unaltered. The differences in the proportion of damaged plants and the degree of damage between the predator removal treatment and the control were statistically …
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Small mammal faunal stasis in Natural Trap Cave (Pleistocene-Holocene), Bighorn Mountains, Wyoming
… and spatial scale plays a role. Natural Trap Cave is a prime testing ground for observing how paleocommunities react to large-scale climate change. Natural Trap Cave has a continuous faunal record (100 ka-recent) that spans the last glacial cycle, large portions of which are replicated in …
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Keanekaragaman Arthropoda tanah di Perkebunan Teh PTPN XII Bantaran Blitar
… sortir dan secara tidak langsung menggunakan pitfall trap. Hasil penelitian menunjukkan arthropoda tanah di perkebunan teh secara keseluruhan ditemukan 16 ordo yang terdiri dari 61 famili dengan jumlah total individu 3806, arthropoda tanah yang berperan sebagai predator (28 famili), herbivor …
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Amphibian Habitat Usage of Two Restored Bogs in Shady Valley, Johnson County, Tennessee.
… management strategies. Survey methods included pitfall traps, funnel traps, coverboard arrays, and opportunistic surveys.</p>
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Integrated pest management of the banana weevil, Cosmopolites sordidus (Germar), in South Africa
… determine the potential of semiochemical mass trapping, elucidate the efficacy of cultural and chemical control methods and establish economic thresholds for the banana weevil on Cavendish bananas in South Africa. Pest status of the insect is variable around the world, and may be influenced by …