Feeding studies on the grape leafhopper

Biological control of variegated grape leafhopper

toxicities in specific orchards may be different. In addition to testing the pesticides listed in Leaflet 21343, we tested several that were not listed, including some that are not currently registered for use in almonds or are not registered in California at this time. We included those to determine which are most promising for future incorporation into an integrated mite management program fo...

Host suitability and gas exchange response of grapevines to potato leafhopper (Hemiptera: Cicadellidae).

Although potato leafhopper, Empoasca fabae (Harris) (Hemiptera: Cicadellidae), is highly polyphagous, classic host studies do not recognize grapevines (Vitis spp.), as suitable hosts. Recently, injury has been reported and reproduction documented within grape vineyards, suggesting a host expansion for the leafhopper. To document this apparent expansion in host use, we determined whether grape p...

Studies on the feeding value of glycyrrhiza glabra L. pulp for sheep

survey on the rule of the due & hindering relying on the sheikh ansaris ideas

قاعده مقتضی و مانع در متون فقهی کم و بیش مستند احکام قرار گرفته و مورد مناقشه فقهاء و اصولیین می باشد و مشهور معتقند مقتضی و مانع، قاعده نیست بلکه یکی از مسائل ذیل استصحاب است لذا نگارنده بر آن شد تا پیرامون این قاعده پژوهش جامعی انجام دهد. به عقیده ما مقتضی دارای حیثیت مستقلی است و هر گاه می گوییم مقتضی احراز شد یعنی با ماهیت مستقل خودش محرز گشته و قطعا اقتضاء خود را خواهد داشت مانند نکاح که ...

Review of the Grass Feeding Leafhopper Genus Balclutha Kirkaldy (Hemiptera: Cicadellidae: Deltocephalinae) in China.

The present paper treats 27 species and one species complex of the leafhopper genus Balclutha Kirkaldy from China, including descriptions of four new species, Balclutha bidentifurcata, B. parapunctata, B. paralucida and B. tricornis spp. nov., and gives six new records for China. One new synonymy, B. fuscoinaculatus Dai, Li & Chen, 2004, as a junior synonym of B. saltuella (Kirschbaum, 1868), i...