Results 61 to 70 of about 24,947 (241)

Argumentation strategies in party competition

open access: yesAmerican Journal of Political Science, EarlyView.
Abstract Political parties' rhetorical strategies play a crucial role in shaping public opinion and electoral outcomes. To gain insight into what kind of arguments parties present to the public, and under what conditions, we develop a model of argumentation where parties compete to persuade voters before engaging in platform competition.
Catherine Hafer   +2 more
wiley   +1 more source

Hop Crowning Trial [PDF]

open access: yes, 2015
Downy mildew has been identified as the primary pathogen plaguing our northeastern hop yards. This disease causes reduced yield, poor hop quality, and can cause the plant to die in severe cases.
Calderwood, Lily   +7 more
core   +1 more source

Onion downy mildew

open access: yesHilgardia, 1943
Abstract does not appear. First page follows. Introduction Downy mildew of onion, caused by Peronospora destructor Berk., is the most important disease of the onion seed crop in California. It is serious on onions grown for bulbs and greens not only here but also in other onion-growing regions throughout the world.
openaire   +2 more sources

Archaeometric Characterization of Submerged Sasanian Stucco From Ghaleh Guri, Western Iran

open access: yesArchaeometry, EarlyView.
ABSTRACT The Ghaleh Guri archaeological site, a late Sasanian site with a building complex dated to 591–628 ce, lies along an ancient road linking the western Zagros to Mesopotamia. Its architectural remains, adorned with stucco, faced annual river floods yet remained stable for centuries.
Atefeh Shekofteh   +2 more
wiley   +1 more source

Evaluating the Efficacy of Organic Approved Fungicides for the Control of Powdery Mildew in Squash [PDF]

open access: yes, 2016
Powdery mildew grows well in environments with high humidity and moderate temperatures and can be problematic on crops in the Northeast. Cucurbit crops face powdery mildew and often downy mildew on a yearly basis and significant yields losses have been ...
Cubins, Julija   +5 more
core   +1 more source

1164. Echinacea simulata McGregor

open access: yesCurtis's Botanical Magazine, EarlyView.
Summary Echinacea simulata McGregor (Compositae: Heliantheae: Zinniinae) is described and illustrated. Notes are provided for the species' cultivation, propagation, likely pests and diseases, and availability. A full synonymy is given, along with type citations and known presence of type material, together with relevant notes. Statements of the species'
Nicholas Hind, Deborah Lambkin
wiley   +1 more source

Gombarezisztencia gének térképezése szőlőben = Mapping resistance genes against fungi in grapevine [PDF]

open access: yes, 2010
Lisztharmat (PM) és peronoszpóra (DM) rezisztencia génekkel kapcsolt markerek szelekcióra való alkalmasságát vizsgáltuk szőlő inter-és intraspecifikus térképezési populációiban.
Galli, Zsolt   +7 more
core  

1162. Symphyotrichum oolentangiense (Riddell) G.L. Nesom

open access: yesCurtis's Botanical Magazine, EarlyView.
Summary Symphyotrichum oolentangiense (Riddell) G.L. Nesom (Compositae: Astereae: Symphyotrichinae) is described and illustrated. A very brief biographical note of John Leonard Riddell, the collector and author of the species, is offered. Notes are provided for the species' cultivation, propagation, likely pests and diseases, and availability.
Nicholas Hind, Deborah Lambkin
wiley   +1 more source

Control of Bremia lactucae in Field-Grown Lettuce by DL-3-Amino-n-Butanoic Acid (BABA) [PDF]

open access: yes, 2007
DL-3-amino-n-butanoic acid (BABA) was effective in controlling downy mildew incited by Bremia lactucae Regel in lettuce plants. The two isomers of BABA, DL-2-amino-n-butanoic acid and 4-amino-butanoic acid and its s-enantiomer were ineffective compares ...
Baider, Alexander   +3 more
core  

1163. Heterotheca camporum (Greene) Shinners

open access: yesCurtis's Botanical Magazine, EarlyView.
Summary Heterotheca camporum (Greene) Shinners (Compositae: Astereae: Chrysopsidinae) is described and illustrated. Notes are provided for the species' cultivation, propagation, likely pests and diseases, and availability. A full synonymy is given, along with type citations and known presence of type material, together with relevant notes.
Nicholas Hind, Christabel King
wiley   +1 more source

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