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Length of prematurity period in wheat cultivars determines maximum cereal aphid abundance
flowering time Metopolophium dirhodum population Rhopalosiphum padi Sitobion avenae spring wheat
2016/9/2
Maximum aphid numbers on wheat are positively related to the length of the period elapsed from immigration to the population peak. We predicted that maximum abundances on late maturing cultivars would...
Spectrum of the Pests on Cereal Crops and Influence of Soil Fertilisation
spring barley winter wheat
2015/3/2
Our research was realised on spring barley and winter wheat in Nitra-Dolná Malanta during 2004–2006. We
found that the total occurrence of the pests had decreasing tendency. The flea beetle (Phyllot...
Parasitoids of Cereal Leaf Beetle, Oulema gallaeciana (Heyden, 1879)
cereal leaf beetle Oulema gallaeciana parasitoids
2015/3/2
Cereal leaf beetles are serious animal pests of crops in many areas of western and eastern Slovakia. Research
was carried out in these areas in order to receive knowledge on occurrence of natural en...
Effects of different field managements on the abundance of cereal aphids (Sternorrhyncha: Aphidoidea)
cereal aphids winter wheat field managements
2015/1/30
The abundance of cereal aphids on winter wheat tillers and ears was determined in two field managements (integrated and ecological) at Dolná Malanta, Slovakia, over the years 1999–2001. The overall av...
Influence of parasitisation on cereal aphids (Sternorrhyncha: Aphidoidea) in various field management
parasitoids cereal aphids winter wheat
2015/1/30
The level of parasitism of cereal aphids on winter wheat at growth stage 69 DC (end of bloom) differed between two field management used (integrated and ecological) and between individual years of the...
Hymenopteran parasitoids (Hymenoptera: Aphidiidae) of cereal aphids (Sternorrhyncha: Aphidoidea) in winter wheat crops in Slovakia
winter wheat cereal aphid parasitoids
2015/1/30
During 1997–1999, occurrence of hymenopteran parasitoids of cereal aphids was observed in different localities in Slovakia. Altogether, seven species of aphid parasitoids were recorded. The total numb...
Comparison of Field Population Growths of Three Cereal Aphid Species on Winter Wheat
Metopolophium dirhodum Rhopalosiphum padi Sitobion avenae population dynamic pest monitoring winter wheat
2015/1/30
Population growths of three aphid species colonising winter wheat stands, Metopolophium dirhodum, Rhopalosiphum padi and Sitobion avenae, were analysed by regression method. The calculations were base...
Resistance of Triticum Species to Cereal Aphids
plant resistance Rhopalosiphum padi Sitobion avenae wheat
2014/2/25
The resistance of Triticum ssp. to English grain aphid (Sitobion avenae F.) and bird cherry-oat aphid (Rhopalosiphum padi L.) has been studied in different regions of Russia and the former Soviet Unio...
Weed suppression ability of spring cereal crops and peas in pure and mixed stands
mixing cropping peas spring cereals weeds
2010/1/19
Weeds were investigated in the stands of field pea (Pisum sativum L.), barley
(Hordeum vulgare L.), wheat (Triticum aestivum L.), oat (Avena sativa L.) and triticale
(Triticale hexaploide ...
PHYTOSANITARY EVALUATION OF A CEREAL-AND-LEGUME MIXTURE FORECROP FOR THE CULTIVATION OF SPRING BARLEY
cereal-and-legume mixture spring barley potato pea disease pathogen forecrop
2009/3/31
The field experiment was to evaluate the phytosanitary value of a spring barley and field pea mixture as a forecrop for the cultivation of spring barley. It was shown that, as compared with the other...
Exotic weed seeds detected from imported small cereal grains into Japan during 1990s'
Exotic weed seeds imported small cereal grains Japan during 1990s'
2009/3/10
Imported agricultural materials are a principal source of exotic weed seeds into Japan. Increasing the amount of imported livestock feed, which is inadvertently contaminated with weed seeds or other...
Seeding machine which completes seeding of soybean and winter cereal, as a living mulch, in one pass
living mulch soybean winter cereal seeding machine
2009/3/10
Seeding machine which completes seeding of soybean and winter cereal, as a living mulch, in one pass.
Reduced fertiliser use and changes in cereal grain weight, test weight and protein content in Finland in 1990-2005
nitrogen phosphorus fertiliser use barley oat wheat rye quality trend
2010/8/9
Since 1995 the Finnish Agri-Environmental Program has set limits for nitrogen (N) and phosphorus (P) fertiliser application rates in agriculture. The decrease in N and P fertiliser recommendations, an...
Impact of perennial legumes and timothy as green manure on productivity of Secale cereale L. and x Triticosecale Wittm and on occurrence of cereal diseases
green manure Secale cereale L. x Triticosecale Wittm yield biological properties diseases
2010/1/15
In 2002–2005 experiments were carried out at the Lithuanian Institute of Agriculture’s Vėžaičiai Branch (West Lithuania) on a podzolized gleyic soil to study 1) the ecological significa...
Grain yield and disease resistance of winter cereal varieties and application of biological agent in organic agriculture
Grain yield disease resistance winter cereal varieties and application biological agent organic agriculture
2010/1/14
Grain yield and disease resistance of winter cereal varieties and application of biological agent in organic agriculture.