in order to identify the plant parasitic nematodes of tomato fields in northern khorasan province, 50 soil and root samples were collected during 2009 - 2010. nematodes were extracted by combined sieving and centrifugal-flotation method and processed to be transferred to glycerin. after preparing microscope slides, the morphological and morphometrical characters of the nematodes were studied us...

EPPO BulletinVolume 51, Issue 3 p. 507-548 STANDARD - DIAGNOSTICSFree Access PM 7/148 (1) Guidelines for the management of nematode collections used production and maintenance reference material First published: 25 November 2021 https://doi.org/10.1111/epp.12798 1Use brand names chemicals or equipment in these Standards implies no approval them to exclusion others that may also be suitable. Abo...