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Book Chocolate Spot on Vicia Faba Caused

Download or read book Chocolate Spot on Vicia Faba Caused written by G. A. Enriquez and published by . This book was released on 1977 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book The Chocolate Spot Disease of Beans  vicia Faba L   Caused by Botrytis Cinerea Pers

Download or read book The Chocolate Spot Disease of Beans vicia Faba L Caused by Botrytis Cinerea Pers written by A. R. Wilson and published by . This book was released on 1937* with total page 31 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book A Chocolate Spot Disease of Beans vicia Faba  Part I  Studies on Botrytis Sp  as the Cause of the Disease in Egypt

Download or read book A Chocolate Spot Disease of Beans vicia Faba Part I Studies on Botrytis Sp as the Cause of the Disease in Egypt written by 'Abbās Fatḣī 'Umar HILĀLĪ and published by . This book was released on 1938 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Biocontrol of Chocolate Spot Disease of Faba Bean

Download or read book Biocontrol of Chocolate Spot Disease of Faba Bean written by Zakaria Baka and published by LAP Lambert Academic Publishing. This book was released on 2013 with total page 180 pages. Available in PDF, EPUB and Kindle. Book excerpt: The present work was undertaken to investigate the possible role displayed by some phenolic compounds such as shikimic and salicylic acids or their combination in regulating growth, metabolism and productivity of faba bean plants infected by Botrytis fabae. In vitro, phenolic compounds inhibited mycelial growth of B. fabae. A pot experiment was conducted to evaluate the beneficial effect of seed presoaking in phenolic compounds on faba bean plants (Giza 429) as alternatives to fungicide to increase faba bean resistance against chocolate spot disease. Treatment of infected faba bean with phenolic compounds caused noticeable reduction in the disease incidence, disease severity, root growth, shoot growth, pigments content, RWC, osmotic pressure, total soluble sugars, ions content and growth inhibitors. On the other hand, the same treatment caused noticeable increase of SWD, proline, total soluble nitrogen, organic acids, the activity of defense enzymes, growth promoters and yield components. Exogenous application of phenolic compounds or seed presoaking could overcome the adverse effects of B. fabae.

Book Studies on Chocolate Spot of Field Beans Caused by Botrytis Fabae Sard

Download or read book Studies on Chocolate Spot of Field Beans Caused by Botrytis Fabae Sard written by Supaad Mohamed Amin and published by . This book was released on 1976 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Influence of Host Plant Nutrition on Incidence and Severity of Chocolate Spot Disease  Botrytis Fabae  of Field Beans  Vicia Faba

Download or read book Influence of Host Plant Nutrition on Incidence and Severity of Chocolate Spot Disease Botrytis Fabae of Field Beans Vicia Faba written by Supaad Mohamed Amin and published by . This book was released on 1978 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Plant associated Microbes For The Sustainable Production Of Faba Bean  vicia Faba L   With Applications In South America

Download or read book Plant associated Microbes For The Sustainable Production Of Faba Bean vicia Faba L With Applications In South America written by Hilary Cheesman and published by . This book was released on 2014 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: Faba bean is an important nitrogen-fixing crop in the Andes. It is also an essential component of the diet for many peasants in this region, as it is a source of calcium and protein. Faba bean production is limited by disease and drought in Bolivia. The major disease that affects faba production and reduces yields in Bolivia is chocolate spot, caused by Botrytis species (B. cinerea, B. fabae and B. fabiopsis). When humidity levels reach at least 90% and air temperatures are between 15-22°C the disease can harshly limit the growth of the infected plant and lead to yield losses of 50-100% (Zhang et al., 2010). Growing conditions in Bolivia are extremely conducive for Botrytis disease progression. Seed treatments of Bacillus subtilis (GB122) and B. amyloquefaciens (GB99) reduce chocolate spot disease (in green house trials) and promote faba growth (field trials) in Pennsylvania. Using these seed treatments hold promise to reduce chocolate spot in Bolivia. Currently the Bolivian government has approved registration for production and use of various Bacillus species at PROINPA. These include B. subtilis and B. amyloliquefaciens strains that should be applied to faba seed in production fields across the Bolivian Andes. Over 200 Botrytis spp. isolates were collected from symptomatic tissue on of faba bean in fields in Pennsylvania. Sixteen of these isolates were selected to represent culture morphological characteristics. In order to understand disease caused by Botrytis species in Pennsylvania a phylogenetic analysis with 16 Botrytis isolates was performed. Four gene regions were sequenced; Gylceraldehyde-3-phosphate dehydrogenase (G3PDH), Heat-shock protein-60 (HSP60), RNA-dependent, DNA-polymerase subunit-2 (RPB2) and Internal transcribed spacer region 4/5 (ITS). These gene regions were used to create 4 neighbor-joining trees in MEGA. The results of this analysis indicate that chocolate spot of faba bean in Pennsylvania is caused by two distinct species, B. fabiopsis and B. cinerea. Botrytis fabiopsis was the most common isolate found in PA field trials in 2 years (2011 and 2013). This is the first report of B. fabiopsis in Pennsylvania and the United States. Botrytis fabiopsis has similar culture growth characteristics to B. cinerea, however B. fabiopsis can only produce conidia from sclerotia (at near UV light) and on plant material. Botrytis cinerea can produce conidia from mycelium as well as sclerotia on plants.