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Author: M.M.A. YOUSSEF Publishing Date: 2008 E-ISSN: 0255-7576 Volume 26 Issue 1 ABSTRACT: Biotechnology can be defined as those biological means used to develop processes and products employing organisms or their components. Plant constituents or organism products may alter nematode behavior and development, serve as nematicides, disrupt molting, hatching and other hormonally regulated processes. Of these substances, saponins of many legume […]

Author: I.L. BAIRWA, A.U. SIDDIQUI AND A. PARIHAR Publishing Date: 2008 E-ISSN: 0255-7576 Volume 26 Issue 1 ABSTRACT: Pratylenchus ispagoli sp. n., from the rhizosphere of Ispagol (Plantago amplexicaulis) and Pratylenchus turmeri sp. n., from the rhizosphere of turmeric (Curcuma longa) are described and illustrated. P. ispagoli sp. n., is characterized by having longer stylet (17-19 µm), anteriorly located vulva (V=

Author: A.U. KAKAR, F.M. BILQEES* AND S. AHMAD Publishing Date: 2008 E-ISSN: 0255-7576 Volume 26 Issue 1 ABSTRACT: Two new nematodes belonging to the genus Rhabdochona Railliet, 1916 are described here from the intestine of the fish Tor putitora (Hamilton-Buchanan) from Bolan, Balochistan, based on male specimens.Rhabdochona cephalodiverticula n. sp., are peculiar nematodes having cephalic diverticula, projecting laterally from the buccal

Author: M. SAYED, A. KHAN, F.M. BILQEES AND N. KHATOON Publishing Date: 2008 E-ISSN: 0255-7576 Volume 26 Issue 1 ABSTRACT: Naturally infested roots of papaya (Carica papaya L. var. bengali) were collected from Khawaja farm, Superhighway, Sindh from a depth of 5-25 cm. Histopathological studies revealed that Rotylenchulus reniformis cause severe damage to the roots. The syncytial cells had densely stained

Author: R.S. KANWAR, K.R. DABUR, H.K. BAJAJ AND S.N. NANDAL Publishing Date: 2008 E-ISSN: 0255-7576 Volume 26 Issue 1 ABSTRACT: Life cycle of Meloidogyne graminicola was studies on wheat at two sowing times under green house conditions at Hisar in India. In October-sown plants, second stage juveniles (J2) readily penetrated roots, developed to adult females in 24 days and started laying