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Weeds In Alfalfa And Chemical Measures For Their Control

BuchKartoniert, Paperback
72 Seiten
Englisch
LAP Lambert Academic Publishingerschienen am11.01.2013
During the field study 20 weed species were registered and determined in seedling alfalfa and 36 weed species in established alfalfa. Efficacy of herbicides in seedling alfalfa was ranged of 94.0% (imazethapyr) to 97.5% (imazamox-1.2 L/ha) in 2006, and 95.0% (imazethapyr) to 98.7% (imazamox-1.2 L/ha) in 2007, respectively. Efficacy of herbicides in established alfalfa was ranged of 91.8% (pronamide) to 98.4% (metribuzin-1.0 kg/ha) in 2007, 93.1% (imazetapyr) to 97.3% (metribuzin-1.0 kg/ha) in 2008 and 92.1% (imazetapyr) to 97.3% (metribuzin-1.0 kg/ha) in 2009, respectively. In the end of alfalfa exploitation period, a greenhouse experiment was conducted to detect the soil residues of metribuzin, imazethapyr and pronamide applied in established alfalfa stand by a bioassay using wheat. Detection of herbicide residues was determined from soil samples collected from depths of 0-5, 5-10, 10-20 and 20-30 cm. Most of the herbicides did not significantly affected plant density, height and fresh weight of wheat plants in any soil depth. Exceptions was pronamide, which significantly reduced wheat plant density, height and fresh weight of wheat at 10-20 and 20-30 cm depth.mehr

Produkt

KlappentextDuring the field study 20 weed species were registered and determined in seedling alfalfa and 36 weed species in established alfalfa. Efficacy of herbicides in seedling alfalfa was ranged of 94.0% (imazethapyr) to 97.5% (imazamox-1.2 L/ha) in 2006, and 95.0% (imazethapyr) to 98.7% (imazamox-1.2 L/ha) in 2007, respectively. Efficacy of herbicides in established alfalfa was ranged of 91.8% (pronamide) to 98.4% (metribuzin-1.0 kg/ha) in 2007, 93.1% (imazetapyr) to 97.3% (metribuzin-1.0 kg/ha) in 2008 and 92.1% (imazetapyr) to 97.3% (metribuzin-1.0 kg/ha) in 2009, respectively. In the end of alfalfa exploitation period, a greenhouse experiment was conducted to detect the soil residues of metribuzin, imazethapyr and pronamide applied in established alfalfa stand by a bioassay using wheat. Detection of herbicide residues was determined from soil samples collected from depths of 0-5, 5-10, 10-20 and 20-30 cm. Most of the herbicides did not significantly affected plant density, height and fresh weight of wheat plants in any soil depth. Exceptions was pronamide, which significantly reduced wheat plant density, height and fresh weight of wheat at 10-20 and 20-30 cm depth.
Details
ISBN/GTIN978-3-659-32163-4
ProduktartBuch
EinbandartKartoniert, Paperback
Erscheinungsjahr2013
Erscheinungsdatum11.01.2013
Seiten72 Seiten
SpracheEnglisch
Artikel-Nr.15353547

Autor

D-r Zvonko Pacanoski nasceu a 6 de Agosto de 1973 em Prilep, República da Macedónia. Formou-se em 1998 na Faculdade de Ciências Agrárias e Alimentação. Tese de Mestrado defendida em 2003, e Dissertação em 2008. Participou nos diferentes programas de formação na Holanda, Alemanha, Suíça, Grécia e em 2009 especializou-se em CIHAEM em Bary, Itália.