与 «DOWNY MILDEW»相关的英语书籍
在以下的参考文献中发现
downy mildew的用法。与
downy mildew相关的书籍以及同一来源的简短摘要提供其在 英语文献中的使用情境。
1
Advances in
Downy Mildew Research
Growers are faced with many problems in controlling downy mildew diseases: (i)
many varieties are not completely resistant to downy mildew infections or major
gene resistances bred into cultivars can become ineffective within a few seasons
...
Peter Spencer-Phillips, Michael J. Jeger, 2004
Japanese beetle Rose chafer Black rot Downy mildew Grape berry moth_ Grape
leaf hoppers. Grape rootworm... Japanese beetle Red-banded leaf .roller. Black
rot Grape berry { Grape leaf hoppers. Grape rootworm .Japanese beetle /Downy
...
3
Eradication Strategy for Maize
Downy Mildew: Proceedings of ...
K.F. Cardwell Introduction Downy mildew of maize caused by Peronosclerospora
sorghi can be one of the most destructive diseases of this crop in the world (
Frederiksen and Renfro 1977). Yet the life cycle of the organism that causes the ...
Since the discovery of systemic fungicides, our ability to control these diseases
has improved considerably, although downy mildews are still very difficult to
control. Some of the most common or most serious downy mildew oomycetes and
the ...
5
Vegetable Diseases: A Color Handbook
In California, downy mildew is rarely a concern on established, older plants.
Symptoms and diagnostic features The first symptoms are irregular yellow
patches on the cotyledons or young leaves with white fungal growth on the
underside of the ...
Steven T. Koike, Peter Gladders, Albert O. Paulus, 2007
6
Westcott's Plant Disease Handbook
Pea Downy Mildew. Water-soaked tissue and white growth appear on any aerial
plant part. The mycelium winters in vetch stems, fruiting there in spring, and
spores are disseminated back to peas. The disease is not important enough for ...
7
Pests of Landscape Trees and Shrubs: An Integrated Pest ...
A magnified view of downy mildew on the underside of a leaf. Unlike powdery
mildew, which commonly produces pale, powdery growth on extensive areas on
both sides of leaves, the grayish patches caused by downy mildew are almost ...
Steve H. Dreistadt, Mary Louise Flint, 2004
8
Investigation of Hop
Downy Mildew Through Association ...
Hop downy mildew is a devastating disease affecting hop requiring expensive fungicide applications throughout the growing season.
9
New Zealand Journal of Agricultural Research
Brambles: downy. mildew. on. wild. and. cultivated. Rubus. species. in. New.
Zealand. Table 1 Downy mildew infection in cultivars and species of. H. K. HALL
C. G. SHAW1 Crop Research Division, DSIR Riwaka Research Station RD3, ...
10
The
Downy Mildews - Genetics, Molecular Biology and Control
Phylogenetic analysis of downy mildew pathogens of opium poppy and PCR-
based in planta and seed detection of Peronospora arborescens. Phytopathology
, 97, 1380–1390. Larran, S., Ronco, L., Mónaco, C., & Andreau, R. H. (2006).
Aleš Lebeda, Peter T. N. Spencer-Phillips, B. Michael Cooke, 2008
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找出国内和国际出版社所讨论的内容，以及词语
downy mildew在以下新条目的上下文中是如何使用的。
Northwest Michigan fruit regional report – July 7, 2015
We have seen some downy mildew infections on wild grapes in the area. There is now quite a bit of ripe saskatoon fruit on some of the earlier ... «Michigan State University Extension, 七月 15»
Sun, rain nurturing strong growth of local row crops
Cucurbit downy mildew is moving its way up the east coast, with recent reports as close as Edgecombe County, North Carolina. Producers in ... «Tidewater News, 七月 15»
Southwest Michigan vegetable regional report – July 8, 2015
Michigan State University Extension has reported that downy mildew is getting closer to the area, so cucurbit growers are encouraged to ... «Michigan State University Extension, 七月 15»
Cornell Offers Commonly Suggested Shade Annual Alternatives To …
... for growers, gardeners, and landscapers seeking substitute plants for garden impatiens, which are threatened by impatiens downy mildew. «PerishableNews, 七月 15»
Downy mildew on cucumbers detected in key areas of Michigan
This 2015 season marks the 10th anniversary of cucumber downy mildew coming into Michigan and cucumbers being especially susceptible. «Michigan State University Extension, 七月 15»
Heavy rain having a negative effect on local crops
OSU Extension educator Jerry Iles said the rain also has caused a problem with downy mildew, an issue that mostly strikes and cucumbers and ... «Lancaster Eagle Gazette, 七月 15»
Orange-you glad? Pumpkins looking good
If untreated, downy mildew will infect cucurbit crops. He said processing pumpkins grown for canned pumpkin probably would not be affected, ... «Alton Telegraph, 七月 15»
New growth will give royal poinciana a chance to thrive
About this time downy mildew and powdery milder affect the foliage and melon or pickle worms feed on the fruits. Keep sprays handy for these ... «Orlando Sentinel, 七月 15»
New downy mildew fungicide available to Michigan hop growers
The severity of downy mildew this season was caused by high disease pressure from previous downy mildew outbreaks, environmental ... «Michigan State University Extension, 七月 15»
Time to catch up on planting, fertilizing
... continue a regular spray program every five to seven days on hybrid tea roses to prevent black spot, powdery and downy mildew, and botrytis ... «The Daily Advertiser, 七月 15»
