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Carrot necrotic dieback virus

 
National Institutes of Health

Topic mentions per year

Topic mentions per year

1993-2017
01219932017

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2017
2017
[Retrospective analysis of the poplar plantation degradation based on stable carbon isotope of tree rings in Zhangbei County, Hebei, China].
The Three-North Shelter Forest is an important ecological defense of Beijing-Tianjin-Hebei area. About four-fifths of poplar… (More)
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2017
2017
I need another animated gif ! : Instructional design trends of ICT teaching resources created by pre-service science teachers
In this paper, we present an examination of ICT resources created by pre-service science teachers. After a great deal of… (More)
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2001
2001
‘Awa Dieback in Hawaii
brown leaf spots; or diffuse yellow blotches. Severely affected plants have rotten basal stems and stumps and black, rotten roots… (More)
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2001
2001
Modeling biomass of forests in the southwest Amazon by polar ordination of Landsat TM
Polar ordination is used to project all pixels in Landsat TM band space onto a single axis whose endpoints are the centroids of… (More)
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1993
1993
Impact of Invading Brushtail Possum Populations on Mixed Beech-broadleaved Forests , South Westland , New Zealand
The impact of browsing by introduced brushtail possums on mixed beech broadleaved forests in South Westland was estimated from… (More)
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