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Impact of potato psyllid density and timing of infestation on Zebra chip disease expression in potato plants
Bactericerca cockerelli carbohydrates reducing sugars glucose fructose sucrose starch
2016/9/2
The impact of vector density and timing of infestation on potato were investigated. Healthy potato plants at different growth stages (4, 5, and 7 weeks after germination) were exposed separately to fo...
First report of infestation by a parasitic copepod (Pennella balaenopterae) in a harbour porpoise (Phocoena phocoena) from the Aegean Sea: a case report
copepod Pennella balaenopterae harbour porpoise ectoparasite southern Aegean Sea
2015/4/17
An adult, female harbour porpoise (Phocoena phocoena relicta) was found stranded on the southern Aegean Sea coast of Turkey. Thirteen holes made by copepods were observed on the lateral sides of the p...
Geostatistical simulation of bark beetle infestation for forest protection purposes
bark beetle geostatistics probability maps
2015/3/16
Geostatistical analysis of bark beetle activity and its use for the improvement of pest control measures are presented. Data on the volume of salvage timber felling due to bark beetle infestation for ...
Comparative susceptibility of different legume seeds to infestation by cowpea bruchid Callosobruchus maculatus (F.) (Coleoptera: Chrysomelidae)
C. maculatus legume seeds oviposition development susceptibility host selection weight loss
2015/3/3
The comparative susceptibility of seeds of ten legumes to infestation by Callosobruchus maculatus was studied in choice and no-choice experiments. Cowpea, garden pea and pigeon pea seeds recorded the ...
Correlation between Black Point Symptoms and Fungal Infestation and Seedling Viability of Wheat Kernels
wheat kernels black point Fusarium
2015/3/2
The level of occurrence of black point, the spectrum of fungal species and damage to wheat seedling vigour
associated with it were assessed during 2003 and 2004 in the Slovak Republic. The incidence...
Infestation of poppy cultures with the poppy stem gall wasp (Timaspis papaveris) Cynipidae: Hymenoptera
Timaspis papaveris Kiefer poppy culture damage mortality crop infestation parasitisation
2015/2/2
The mortality of pupae in stems lying on the ground during hibernation was 51.7% in 2003. The emergence of adults in 2003 and 2004 was monitored from late April to early July by photoeclectors placed ...
Evidence and symptoms of pasta infestation by Sitophilus oryzae (Curculionidae; Coleoptera) in the Czech Republic
Sitophilus oryzae pasta symptoms of infestation photo-documentation
2015/1/30
Heavy infestation of pasta by the internally feeding pest Sitophilus oryzae (Coleoptera: Curculionidae) was recorded for the first time under field conditions in the Czech Republic. Symptoms of hidden...
Weight losses of wheat grain caused by psocid infestation (Liposcelis bostrychophila: Liposcelididae: Psocoptera)
Liposcelis bostrychophila Psocoptera stored grain weight losses
2015/1/28
ocids are commonly found to be a persistent pest in structures of grain stores. Grain residues are potential pest reservoirs that serve as sources of grain re-infestation. Weight losses caused by psoc...
Nematode infestation and N-effect of legumes on soil and crop yelds in legume-sorghum rotations
Legume Nematode Nitrogen Crop Rotation Sorghum
2013/3/4
The effects of cowpea (Vignaunguiculata) and-groundnut (Arachis hypogea) on succeeding sorghum yields, soil mineral N and nematode infestationwere studied during five cropping seasons (2000 to 2004) i...
Effect of green manure legume - maize rotation on maize grain yield and weed infestation levels
Green manure legume maize rotation weed infestation
2011/1/10
The use of green manure legumes (GLM) as cover crops in rotation with maize has the potential to enhance maize yields. The objectives of this study were to determine the effect of GML - maize rotation...
Effect of Trash Mulching And Trichogramma Chilonis (Ishii) on Sugarcane Borers Infestation
Sugarcane straw mulches Chilo Scirpophaga parasite Pakistan
2009/9/29
These studies were conducted at farmer’s field in Faisalabad during 2002 and 2003 to
find out an effective and economical IPM measure against sugarcane borers. Layout
system was RCBD with three repl...
Initial Stage of an Infestation of Platypus quercivorus (Coleoptera: Platypodidae) in a Secondary Forest Dominated by Quercus serrata and Quercus variabilis
diameter at breast height Platypus quercivorus Quercus serrata Quercus variabilis Satoyama
2009/8/28
We surveyed the initial stage of a Platypus quercivorus infestation in a secondary forest dominated by Quercus serrata and Q. variabilis. Forty-three of 646 Q. serrata and 49 of 645 Q. variabilis tree...
Infestation of the Japanese Giant Weevil,Sipalinus gigas (Fabricius),on Sawed Timber of the Japanese Red Pine
boring damage Japanese red pine sawed timber Sipalinus gigas water content
2009/8/24
The occurrence of boring by Sipalinus gigas in sawed timber of the Japanese red pine, Pinus densiflora, set in P. densiflora stands at Shiojiri, Nagano Prefecture and Morioka, Iwate Prefecture was exa...
Infestation of Thrips in Semi-forcing Green Asparagus (Asparagus officinalis L.) Cultivation and the Effects of Near Ultraviolet Ray-absorbing Film
invasion control mother fern culture onion thrips pesticide reduction
2009/7/7
This study was conducted to investigate infestation of thrips in mother fern green asparagus (Asparagus officinalis L.) cultivation and the effects of near ultraviolet ray-absorbing (UVA) film. The mo...
CORRELATIONS BETWEEN WEED INFESTATION AND POTATO TUBER YIELD AND ITS STRUCTURE DEPENDING ON THE FERTILIZATION SYSTEMS AND THE AGRONOMICAL CATEGORY OF SOIL
tuber fractions correlations fertilization soil type weed infestation potato
2009/3/31
The field research was carried out in the years 2000-2003 at the Experimental Farm of Lublin Agricultural University, located in Bezek near Chełm (51o19’ N; 23o26’ E). The purpose of this work wa...