Global ETD Search

The armored scale insects of Venezuela (Homoptera: Coccoidea: Diaspididae)

D'Ascoli, AlfredoVirginia Tech1971

Scale insects are among the most serious plant pests throughout the world. The Diaspididae is the largest scale insect family and probably the most important economically. No comprehensive taxonomic study dealing with the scale insects of Venezuela has been conducted in the past. Forty-nine species …

vt Repository record for The armored scale insects of Venezuela (Homoptera: Coccoidea: Diaspididae) (opens in a new tab)

Modelling the impact of Phytophthora austrocedri on UK populations of native juniper (Juniperus communis s. l.)

Donald, FloraUniversity of Cambridge2021

Introductions of non-native plant pests and pathogens are increasing, negatively impacting natural environments. Mitigation requires knowledge of the drivers of pathogen introduction, establishment and spread, rarely available when pathogens first emerge in novel settings. This thesis uses …

cambridge Repository record for Modelling the impact of Phytophthora austrocedri on UK populations of native juniper (Juniperus communis s. l.) (opens in a new tab)

Untersuchungen über Psylla piri L.und andere Birnblattsaugerarten im Wallis

Wille, Hans PeterETH Zürich1950

ethz Repository record for Untersuchungen über Psylla piri L.und andere Birnblattsaugerarten im Wallis (opens in a new tab)

Influence of farming system, specific cultivation methods and site parameters on potato quality

Keiser, Andreas C.ETH2007

ethz Repository record for Influence of farming system, specific cultivation methods and site parameters on potato quality (opens in a new tab)

Interactions between green apple aphids (Aphis pomi De Geer) and apple plants (Malus domestica Borkh.) subjected to water stress

Mekdaschi Studer, RimaETH Zurich1994

ethz Repository record for Interactions between green apple aphids (Aphis pomi De Geer) and apple plants (Malus domestica Borkh.) subjected to water stress (opens in a new tab)

The role of aphid behaviour in the epidemiology of potato virus Y: a simulation study

Nemecek, ThomasETH Zurich1993

ethz Repository record for The role of aphid behaviour in the epidemiology of potato virus Y: a simulation study (opens in a new tab)

Development of microcomputer applications in plant disease epidemiology

Blaise, PhilippeETH-Zürich1989

ethz Repository record for Development of microcomputer applications in plant disease epidemiology (opens in a new tab)

Paramètres influençant la lutte biologique contre la fusariose vasculaire de la tomate et la pourriture noire des racines de concombre: du laboratoire à la pratique

Fuchs, Jacques-GabrielETH Zurich1993

ethz Repository record for Paramètres influençant la lutte biologique contre la fusariose vasculaire de la tomate et la pourriture noire des racines de concombre: du laboratoire à la pratique (opens in a new tab)

Charakterisiation of apple rust mite feeding and the resulting effects on gas exchange, tree growth, and yield of apple

Spieser, AlfredETH Zürich1998

ethz Repository record for Charakterisiation of apple rust mite feeding and the resulting effects on gas exchange, tree growth, and yield of apple (opens in a new tab)