A population of Xiphinema insigne with several males was found on the campus of Zhejiang University, Hangzhou, China, in November 1998 in the rhizosphere of Yulan Magnolia. Morphometrics of nine males and 25 females of this population are given herein. No sperm were found in the genital tracts of 118 females that were examined. This agrees with all other observations reported for this species e...

Nematode occurrence at specific locations throughout a water catchment-irrigation system was determined. Soil samples were collected from five water source locations on the slopes of Olomana Mountain and Maunawili Valley and from about 40 plant species on 18 farms (56 ha of 480 ha irrigated by the reservoir). Water was sampled from the catchment reservoir at 0.3 m, 9 m, and 18 m (bottom). A far...

Abstract Grapevine fanleaf disease, caused by grapevine virus (GFLV), transmitted the soil-borne nematode Xiphinema index , provokes severe symptoms and economic losses, threatening vineyards worldwide. As no effective solution exists so far to control disease in an environmentally friendly way, we investigated presence of resistance GFLV genetic resources. We discovered that Riesling variety d...