Results 41 to 50 of about 24,050 (162)
The Antispila species feeding on Vitaceae from Shandong Peninsula, China are treated. Antispila kunyuensis Liu, sp. n., feeding on Ampelopsis humulifolia, is described as new to science, and A.
Nan Wang +3 more
doaj +3 more sources
Temperatura base inferior, soma térmica e fenologia de cultivares de videira e quivizeiro
Este estudo objetivou avaliar a temperatura-base inferior (Tb), soma térmica e fenologia de cultivares de videira e de quivizeiro. Estacas com 25-35 cm das cultivares de videira Chardonnay (CH), Isabel (IS), Niágara Branca (NB), Concord (CO) e Bordô (BO)
Rafael Anzanello +1 more
doaj +1 more source
Viinapuude (Vitis sp.) paljundamise võimalused
In Estonia, people have been cultivating grapevines in field for over a century. Cultivating grapevines in greenhouses is a lot older than growing in field conditions. The aim of this research was to determine different possibilities in vine propagation based on literature and observations. The hypothesis made in the research states that it is possible
openaire +1 more source
Crown gall of grapevine in Slovenia
42 samples of grapevine plants and propagating material were taken in 2 Slovene vine growing districts and tested for the presence of Agrobacterium sp. 31 samples had suspicious symptoms, the other 11 did not have them.
Marta ŠABEC-PARADIŽ, Vojko ŠKERLAVAJ
doaj +1 more source
VIRUSES AND VIRAL DISEASES OF GRAPEVINE (VITIS SP.)
The literature data on devastating viruses – the causative agent of grapevine has been reviewed. The taxonomy of viruses, their morphological properties, features of the genome and replication were elucidated. The symptoms of the viral diseases were described.
openaire +3 more sources
trans-RESVERATROL AND ANTIOXIDANT ACTIVITY OF GRAPE (Vitis vinifera sp) BYPRODUCTS [PDF]
Polyphenols from agroindustries byproducts have great potential as a source of antioxidant compounds. The present study evaluated the antioxidant activity and polyphenol content of the husks and seeds of grapes obtained from a winery of the produce wine. The hydroalcoholic extract (HAE) of the husks was obtained through an exhaustive maceration process.
Marcela Boroski +6 more
openaire +1 more source
Advantages and disadvantages of UV-B radiations on Grapevine (Vitis sp.)
UV radiation, as a natural component of sunlight and frequently mentioned in relation with climatic changes,has numerous regulatory effects on grapevine physiology and biochemistry. In last decades many studies gavesignificant advances in the understanding of the effects of UV radiation on compounds of the primary andsecondary metabolism, especially ...
Tjaša Jug, Denis Rusjan
openaire +3 more sources
A disseminação de Xanthomonas campestris pv. viticola (Xcv), agente do cancro bacteriano da videira, ocorre, dentre outras formas, por meio de mudas e bacelos infectados.
Carine Rosa Naue +4 more
doaj +1 more source
Protective, curative and eradicative activities of fungicides against grapevine rust
The protective, eradicative and curative activities of the fungicides azoxystrobin, tebuconazole, pyraclostrobin+metiram, and ciproconazole against grapevine rust, were determined in greenhouse.
Francislene Angelotti +4 more
doaj +1 more source
Diaspidídeos e parasitoides associados ao cultivo da videira no Rio Grande do Sul, Brasil
As cochonilhas-com-escudo (Hemiptera, Diaspididae) têm causado prejuízos significativos à cultura da videira no Rio Grande do Sul, principalmente em Vitis labrusca L. da cv. Niágara.
Vera Regina dos Santos Wolff +2 more
doaj +1 more source

