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 20 of 53 for “"Cactus"”.
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Cortometraje Cactus
Era mayo de 1997 y se estrenaba Jurassic Park 2. Steven Spielberg era el rey del blockbuster norteamericano y los cines se llenaban masivamente de gente que iba a ver su más reciente película. Mi madre, cinéfila empedernida sin ni siquiera ser conciente de ello, también era parte de esa masa fiel. …
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Grafting the cactus
Grafting the Cactus is a book-length work of creative nonfiction that explores the porous boundary between landscape and identity. This collection of personal and environmental essays begins with a cholla cactus, ripped from a landscaped yard in Colorado and left on the side of the road, then …
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The Reproductive Biology of Star Cactus (Astrophytum asterias)
No abstract prepared.
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The Comparative Anatomy of Extrafloral Nectaries in the Cactus Family (Cactaceae)
… at least 25 different genera. Morphologically, cactus EFNs have been categorized as belonging to one of four distinct groups: short, obviously modified spines (type 1 EFNs); nectaries that resemble ordinary spines with no readily apparent modifications (type 2 EFNs); nectaries associated with …
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Host plant associations of two cochineal insect species, Dactylopius ceylonicus and D. opuntiae (Dactylopiidae: Hemiptera), on the invasive cactus species Opuntia monacantha, O. ficus-indica and a possible hybrid cactus, in South Africa
… great success for biological control of invasive cactus species, both in South Africa and elsewhere. Although most cochineal species are oligophagous, they are all exclusively associated with opuntioid cacti and therefore pose minimal risk of non-target effects in the Old World where there are no …
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Decoding DNA: scalable genome annotation software, generative AI, and application to the cactus pear genome
… the improved methods to annotate the genome of cactus pear (Opuntia cochenillifera). To address challenges in computational efficiency and precision, an automated bioinformatics pipeline called Sylvan was developed that computes a comprehensive genome annotation from disparate evidence sources …
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Genomic evaluation of male reproductive adaptations and responses to dehydration in Peromyscus eremicus (Cactus mouse)
… reproduce in their water-limited habitats. The cactus mouse (Peromyscus eremicus), a desert-specialist in the Southwest United States, is the focus of my genetic exploration of reproductive adaptations to dehydration. My dissertation describes three research studies that 1) characterize male …
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Palma forrageira na alimentação de ruminantes no semiárido
… to show some considerations about the usage of cactus pears in the livestock of Brazilian semi-arid. This kind of cactus has an excellent adaptation for the Brazilian semi-arid weather. The cactus pears is an important power source for ruminants because it is a rich food and meets the water …
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Mechanisms Controlling Day/Night Changes in CAM Tissue Volume, With a Focus on the Kansas Cactus, Opuntia macrorhiza
Day/night changes in organs volume of Crassulacean Acid Metabolism (CAM) plants have been observed. The objective of this study is to determine the most important mechanism that controls day/night changes of organ thickness in CAM plants. In this study, day/night changes in organ volume and morning …
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Propagação por Fracionamento do Cladódio de Palmas Forrageiras Resistentes a Cochonilha do Carmim.
The “palma forrageira” (forage cactus) is a relevant cactacea virtually irreplaceable in the Brazilian semiarid region (SAB or RSA) in view of the large periodic droughts that afflict more than 22 million inhabitants, where its cultivation culminates in the availability of fodder in these dry …
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“I'm No Cactus Expert, But I Know A Prick When I See One” -Image, Text, Therapy and Vengeance in Art by Women
This dissertation examines the roles of text and image, therapy and vengeance in art made by women since the 20th century. It discusses the uses of text and image to create political artworks that can play important roles in feminism in regards to the artistic world and how often vengeance is used …
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Conhecimento local sobre cactáceas em comunidades rurais na mesorregião do sertão da Paraíba (Nordeste, Brasil)
… in the municipality of Lagoa have about the cactus. Semi-structured interviews were conducted with 52 informants, men and women. The cactus cited were organized into eight categories of use. We identified five species in the communities: Cereus jamacaru DC., Melocactus sp., Pilosocereus …
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Taxonomy and phytogeography of the Cactaceae of eastern Brazil
… is a vast tropical area known to be rich in cactus diversity and endemism. Early explorers documented little of this due to the difficulty cacti present for preservation and description of living and museum specimens. Most taxa now known were discovered in the past 100 years, the majority …
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Inspiration by Nature: Biomimetic Research Informs Adaptable Building Skin System for Natural Ventilation and Daylight in Hot Dry Climate (Yazd, Iran)
… increase water storage. The exterior skin of a cactus plays an important role in preventing water evaporation through heat transmission.</p> <p>On the other hand, there have been many passive design strategies applied to the space planning and building design of architecture in hot dry climates. …
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Memory abstractions for parallel programming
… abstractions for parallel programming: (i) cactus stacks that interoperate with linear stacks, (ii) efficient reducers, (iii) reducer arrays, (iv) ownershipaware transactions, and (v) location-based memory fences. To demonstrate the utility of memory abstractions, my collaborators and I …
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Automorphisms of free products of groups
… This classifying space is a moduli space of 'cactus products', each of which has the homotopy type of a wedge product of spaces. To study this space we build a combinatorial theory centred around 'diagonal complexes' which may be of independent interest. The diagonal complex associated to the …
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Horizons, hyperbolic systems, and inner boundary conditions in numerical relativity
… system, and a three dimensional code we call ""Cactus,"" which we apply to several spacetimes. Finally, exploiting certain mathematical properties of the Bona-Massó system and the causal structure of horizons, we discuss and compare several methods to implement a (preliminary) apparent horizon …
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Tax havens
In the note to the famous Cactus Investments Pty Ltd, the learned authors of Income Tax, Cases and Materials at page 491, JA Heffer stated 'that the tax payers remedy is to arrange his affairs, so far as he is able to, so that he does not attract inequitable or harsh results provides necessity for …
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