Argentine stem weevil damage to high sugar ryegrass infected with AR1 under field conditions
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چکیده
منابع مشابه
Damage potential of Argentine stem weevil in Lincoln dairy pasture: has biological control by microctonus hyperodae altered the balance?
To measure the impact of biological control of Argentine stem weevil, Listronotus bonariensis (ASW) by Microctonus hyperodae in dairy pasture, a research site was established in the autumn of 1997 on a dairy farm near Lincoln, where the parasitoid had been present since 1994. Existing pasture was killed with glyphosate and four ryegrass cultivar treatments consisting of three perennial (Nui, Em...
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Pastures in the northern North Island contain a complexofnationallydistributedinsectsandinsects associated with warmer climatic conditions. Argentine stem weevil (Listronotus bonariensis (Kuschel)) is the most important insect pest in New Zealand. Progress toward the development of sustainable control of Argentine stem weevil is basedon a thorough understanding of the population ecologyofthepes...
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in order to study the response of new sugar beet hybrids and cultivars to curly top disease in the field conditions, an experiment was carried out in a randomized complete block design with four replications and sixteen treatments in 2007 in fasa. each plot included a hybrid or cultivar planted in three rows with eight meter length and 50cm between- row spacing. after weeding and first thinning...
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For ranking and grouping of full-sibs and hybrids of sugar beet obtained from breeding programs, two separate experiments were carried out at the farm of the Agricultural and Natural Resources Research Station of Miandoab in 2017 under saline and normal conditions. For this purpose, 17 full-sibs and 28 hybrids differing in resistance and susceptibility to environmental stresses were investigate...
متن کاملIs the Invasive Species Listronotus bonariensis (Kuschel) (Coleoptera: Curculionidae) (Argentine Stem Weevil) a Threat to New Zealand Natural Grassland Ecosystems?
Listronotus bonariensis (Argentine stem weevil) is a stem-boring weevil that has become a major pasture pest in New Zealand, and cool climate turf grass in Australia. This species is also frequently found in native tussock grassland in New Zealand. Laboratory and field trials were established to determine the risk posed to both seedlings and established plants of three native grass species comp...
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ژورنال
عنوان ژورنال: Proceedings of the New Zealand Grassland Association
سال: 2008
ISSN: 1179-4577,0369-3902
DOI: 10.33584/jnzg.2008.70.2707