Results 21 to 30 of about 882 (122)

A Computer Simulation Model of Waterhyacinth and Weevil Interactions [PDF]

open access: yes, 1991
A personal computer simulation model termed INSECT has been developed to evaluate biological control of waterhyacinth (Eichhornia crassipes (Mart.) Solms.) by two species of weevil (Neochetina eichhorniae Warner, and N. bruchi Hustache).
Akbay, Kunter S.   +2 more
core   +1 more source

First report of establishment of two weevils, Neochetina bruchi and Neochetina eichhorniae Warner (Coleoptera: Curculionidae), released against water hyacinth [Pontederia crassipes Mart.] in the Philippines [PDF]

open access: yes, 2023
Water hyacinth, Pontederia crassipes Mart. [syn. Eichhornia crassipes (Mart.) Solms.] of the family Pontederiaceae, is one of the world’s worst aquatic weeds and a major problem in the Philippines, covering lakes, and blocking drainage and irrigation ...
Day, Michael D.   +3 more
core  

Catálogo de los tipos de Curculionoidea (Insecta, Coleoptera) depositados en el Museo Argentino de Ciencias Naturales “Bernardino Rivadavia”, Buenos Aires [PDF]

open access: yes, 2013
The type specimens of Curculionoidea (Apionidae, Brentidae, Anhribidae, Curculionidae, Platypodidae, and Scolytidae) from the Museo Argentino de Ciencias Naturales (MACN), corresponding to all current categories, are herein catalogued.
Bachmann, Axel Oscar   +1 more
core   +3 more sources

Using Optimization and Simulation Techniques to Estimate Initial Weevil Populations [PDF]

open access: yes, 1991
In this paper, a mathematical programming and simulation method is used to estimate the number of weevils (Neochetina bruchi Hustache, and N. eichhorniae Warner) necessary to initialize the INSECT model which simulates the biological control of ...
Akbay, Kunter S.
core   +1 more source

Establishment of Neochetina Spp.: Their Pattern of Local Dispersal and Age Structure at the Release Site [PDF]

open access: yes, 2001
Study on the distribution pattern and age structure ofNeochetina spp. (Coleoptera: Curculionidae) at the release site was conducted to know a) the distribution pattern of the weevil, b) its establishment status, c) its survival rate in the field, and d ...
KASNO, K. (KASNO)   +3 more
core  

S. Dharmaputra [PDF]

open access: yes, 1999
The study on the integrated use of the chevroned water hyacinth weevil (Neochetina bruchi Mustache) and the water hyacinth blight disease (Alternaria eichhorniae Nag Raj & Ponnappa) in suppressing water hyacinth growth was carried out under field ...
DHARMAPUTRA, O. S. (OKKY)   +4 more
core  

Persebaran Agens Hayati Neochetina Spp. (Coleoptera: Curculionidae) Di Jawa Barat Dan DKI Jakarta [PDF]

open access: yes, 2006
The establishment of Neochetina spp. as biocontrol agent of waterhyacinth are related to the weevil's ability to disperse and to increase their population sizes. The objective of this research was to study the distribution and abundance of Neochetina spp.
Buchori, D. (Damayanti)   +4 more
core  

Agrobiodiversity and Its Conservation in Nepal [PDF]

open access: yes, 2020
Nepal is a part of the world\u27s biodiversity hotspot and ranks the 49th in the world for biodiversity. Agrobiodiversity and its conservation status were studied through literature review, field survey, key informant survey and focus group discussion ...
Ghimire, K. H. (Krishna)   +8 more
core  

Preferencia alimentaria de Neochetina eichhorniae (Coleoptera: Curculionidae) en plantas acuáticas de diferente valor nutritivo [PDF]

open access: yes, 2013
Neochetina eichhorniae (Coleoptera: Curculionidae) es un herbívoro asociado a los camalotales de Eichhornia crassipes y E. azurea de áreas nativas.
Franceschini, Maria Celeste   +2 more
core  

The decline of water hyacinth on Lake Victoria was due to biological control by Neochetina spp [PDF]

open access: yes, 2007
There has been some debate recently about the cause of the decline of water hyacinth on Lake Victoria. While much of this evidence points to classical biological control as the major factor, the El Niño associated weather pattern of the last quarter of ...
Ajuonub, O   +10 more
core   +1 more source

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