In western North America, infestations of the hemlock woolly adelgid, Adelges tsugae Annand (Hemiptera: Adelgidae), are common on orchard, ornamental, and roadside western hemlock, Tsuga heterophylla (Raf.) Sargent. However, these infestations rarely cause T. heterophylla mortality.Host tolerance andpresence of endemic predatorsmaybe contributing to the relatively low levels of injury to T. het...

Melanaphis sorghi (Theobald, 1904) is an invasive species recently introduced in the American continent and has been causing great losses sorghum crop. In surveys carried out cities of Uberlândia Sete Lagoas, state Minas Gerais, Brazil, during year 2021, mummified specimens M. were collected on plants, from which parasitoid Aphidius platensis (Brèthes, 1913) (Hymenoptera: Braconidae: Aphidiinae...

The specimens of the pteromalid wasps (Hymenoptera: Chalcidoidea, Ptero-malidae) were caught using Malaise traps and sweeping net in Kerman province Iran during March 2016 to August 2017. genus Coelopisthia Förster, 1856 species: C. areolata Askew, 1980, Homoporus apharetus (Walker, 1839), Norbanus brevicornis Szelenyi, 1974, Pachyneuron gibbiscuta Thomson, 1878, Sphegigaster pedunculiventris (...

Mannosylerythritol lipids (MEL) are glycolipid biosurfactants, produced by Pseudozyma spp., with increasing commercial interest. While MEL can be produced from d-glucose and d-xylose, the direct conversion of the respective lignocellulosic polysaccharides, cellulose and xylan, was not reported yet. The ability of Pseudozyma antarctica PYCC 5048(T) and Pseudozyma aphidis PYCC 5535(T) to use cell...