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作者:J. D. Bradshaw , B. Heikes
来源:[J].Geophysical Research Letters(IF 3.982), 1997, Vol.24 (2), pp.127-130
摘要:In situ measurements of a large number of trace chemicals from the midlatitude (37–57°N) lower stratosphere were performed with the NASA DC‐8 aircraft during March 1994. Deepest penetrations into the stratosphere (550 ppb O3, 279 ppb N2O, and 350 K...
作者:... E. E. Blankenship , F. F. Purrington , J. D. Bradshaw
来源:[J].Environmental Entomology(IF 1.314), 2016, Vol.46 (1), pp.107-117
摘要:This study investigated the impact of a neonicotinoid seed-applied insecticide (Poncho Beta) and two plant densities (86,487 and 61,776 plants per hectare) on the sugarbeet root aphid ( Pemphigus betae Doane), beneficial epigeal arthropods, and selected crop yield parameters in s...
作者:J. D. Bradshaw , R. L. Meagher ...
来源:[J].Journal of Economic Entomology(IF 1.6), 2009, Vol.102 (6), pp.2154-2159
摘要:Observations of fall army worm, Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae), larvae infesting plots of Miscanthus × giganteus Greef and Deuter ex Hodkinson and Renvoize prompted laboratory-based tests of survival, development, and feeding preferences on leaf...
作者:J. D. Bradshaw , S. T. Lee
来源:[J].Journal of Economic Entomology(IF 1.6), 2011, Vol.104 (5), pp.1561-1567
摘要:To help assess the potential for damage by armyworms [ Mythimna ( Pseudaletia ) unipuncta (Haworth) (Lepidoptera: Noctuidae)] to switchgrass ( Panicum virgatum L.) and surrounding crops, survival and development were evaluated for larvae reared on leaves of switchgrass, corn ( Ze...
作者:J. D. Bradshaw , E. D. Bynum ...
来源:[J].Journal of Economic Entomology(IF 1.6), 2012, Vol.105 (4), pp.1268-1276
摘要:The potato psyllid, Bactericera cockerelli (Sulc) (Hemiptera: Triozidae), and its associated pathogen “ Candidatus Liberibacter solanacearum” ( Ca . L. solanacearum), the putative causal agent of zebra chip (ZC) disease in potatoes ( Solanum tuberosum L.), were sample...
作者:J. R. Prasifka , J. D. Bradshaw , M. E. Gray
来源:[J].Environmental Entomology(IF 1.314), 2012, Vol.41 (4), pp.865-871
摘要:Injury from stem-boring caterpillars has been observed on the perennial grass Mis canthus × giganteus Greef and Deuter ex Hodkinson and Renvoize in both its native and introduced ranges. Because some species causing stem injury in the United States have not been identi...
作者:J. D. Bradshaw , J. E. McPherson
来源:[J].Annals of the Entomological Society of America(IF 1.196), 2002, Vol.95 (2), pp.192-200
摘要:The life history of the emesine reduviid Pseudometapterus umbrosus (Blatchley) was studied in southern Illinois from February 1999 to November 2000, and the immature stages were described. The bug also was reared from egg to adult under controlled laboratory conditions. This univ...

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