Pretraživanje
Prikaz rezultata 11-20 od 22
Weeds flora in oilseed rape crops / Korovska flora useva uljane repice
(Poljoprivredni fakultet - Departman za zaštitu bilja i životne sredine "dr Pavla Vukasovića", Novi Sad, 2007)
This paper discusses problem of current weed species in oilseed rape crops, their influence on growing and developing of crop, yield, harvesting and quality of oil.
Maize redness in Serbia caused by stolbur phytoplasma is transmitted by Reptalus panzeri
(Alma Mater Studiorum, Univ Bologna, Bologna, 2007)
Maize redness (MR) causes midrib, leaf and stalk reddening and abnormal ear development in maize in Serbia, Romania and Bulgaria. High populations of the ciixid Reptalus panzeri (Low) were found in MR affected maize fields ...
Roles of stolbur phytoplasma and Reptalus panzeri (Cixiinae, Auchenorrhyncha) in the epidemiology of maize redness in Serbia
(Amer Phytopathological Soc, St Paul, 2007)
The effect of agroecological condition of production on indicator for viability of potatoes seed-tubers / Uticaj agroekoloških uslova proizvodnje na pokazatelje životne sposobnosti semenskih krtola krompira
(Serbian Association of Plant Breedings and Seed Producers, 2007)
Investigation have been presents an contribution to researching of controlled and non-controlled factors on viability of potatoes seed-tubers. Also, in way of metodology brushing, measuring and estimation of parameters of ...
Characteristics of Phomopsis sp. isolates of plum trees origin / Karakteristike izolata Phomopsis sp. poreklom sa šljive
(Matica srpska, Novi Sad, 2007)
Twelve isolates of Phomopsis sp. were obtained from the branches and the trunk of plums (Prunus domestica L) with decay symptoms in Valjevo, Ljig Koceljeva and Ub vicinity during 2004-2006. Morphological, pathogenic and ...
Roles of stolbur phytoplasma and Reptalus panzeri (Cixiinae, Auchenorrhyncha) in the epidemiology of Maize redness in Serbia
(Springer, Dordrecht, 2007)
Maize redness (MR), a disease causing midrib, leaf and stalk reddening and abnormal ear development in maize, has been reported from Serbia, Romania and Bulgaria for 50 years. Recent epiphytotics reduced yields by 40%-90% ...
Detection and incidence of FD and BN phytoplasmas in vineyards of different grapevine cultivars in Serbia
(Alma Mater Studiorum, Univ Bologna, Bologna, 2007)
Presence and diffusion of grapevine yellows (GY) phytoplasmas was investigated from 2003 to 2005 in seventeen vineyards located in five of the most important viticultural regions of Serbia. From the same vineyards, symptomatic ...
Occurrence and diversity of phytoplasmas detected in clematis and their relationships with grapevine "flavescence doree" phytoplasmas
(Alma Mater Studiorum, Univ Bologna, Bologna, 2007)
A three-year survey conducted in Italy and in some of the Balkan countries to study grapevine yellows epidemiology showed that clematis plants were positive for phytoplasmas of the 16SrV ribosomal group that in grapevine ...
Effectiveness of spirodiclofen in the control of European red mite (Panonychus ulmi) on apple and pear psylla (Cacopsylla pyri)
(Institute of Pesticides and Environmental Protection, Belgrade & Plant Protection Society of Serbia, Belgrade, 2007)
The effectiveness of spirodiclofen, an acaricide and insecticide with a novel mode of action, in protecting apple from the European red mite (Panonychus ulmi) and pear from pear psylla (Cacopsylla pyri) was tested in field ...
Integralni i biološki koncept proizvodnje voća i grožđa
(Novi Sad : Dnevnik, 2007)
Ekološki najprihvatljiviji put ostvarenja ciljeva integralne proizvodnje voća je stvaranje i uvođenje u proizvodnju novih sorti koje imaju genetsku otpornost prema patogenima. To znači da biljka produktima svoga metabolizma ...