In 2009, the sensitivity of 15 field populations of Colorado potato beetle (Leptinotarsadecemlineata Say.) - CPB was assessed to chlorpyrifos, cypermethrin, thiamethoxam and fipronil,four insecticides which are Sculpture mostly used for its control in Serbia.Screening test that allows rapidassessment of sensitivity of overwintered adults to insecti
Acalypha shrubs Acalypha wilkesiana Mull.(Euphorbiaceae) found to be favorable host for the striped mealybug Ferrisia virgate (Cockerell)( Pseudococcidae).This mealybug species is attacked all plant parts and caused considerable damages to this host.Some ecological aspects were carried out on F.virgata infesting acalypha shrubs throughout two succe
The effectiveness of transport pricing was considered in two studies regarding intended changes in car use if pricing policies were implemented.In the first study, respondents kept a travel diary for four days, noting all their car trips.Next, Clothing they indicated to what extent various pricing policies would affect the trips noted in the diary.
Monitoring cow behaviour has become increasingly important in understanding the nutrition, production, management of the well being, and overall health of dairy cows.Methods of assessing behavioural activity have changed in recent years, favouring automatic recording techniques.Traditional methods to measure behaviour, such as direct observation or
Warm conveyor belts (WCBs) are important cyclone-related airstreams that are responsible for most of the cloud and precipitation formation in the extratropics.They can also substantially influence the dynamics of cyclones and the upper-level flow.So far, most of the knowledge about WCBs is based on model data from analyses, reanalyses and forecast