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Browsing Issue 01 by Issue Date

Now showing items 1-20 of 23

DESCRIPTION OF HOPLOLAIMUS TABACUM N. SP. (NEMATODA: HOPLOLAIMIDAE) FROM PAKISTAN WITH MORPHOMETRIC DATA ON H. AEGYPTI

K. FIROZA; K. NASIRA; M.A. MAQBOOL (National Nematological Research Centre (NNRC), University of Karachi,, 1990-01-01)

Hoplolaimus tabacum n. sp. is described an illustrated from specimens on Nicotiana tabacum from Mardan, Pakistan.This new species can be distinguished from all other species of the genus Hoplolaimus on the basis of a ...
PLANT-PARASITIC NEMATODES ASSOCIATED WITH ORNAMENTAL PALMS IN THREE BOTANIC GARDENS IN EGYPT

A.E. ISMAIL; M.F.M. EISSA (National Nematological Research Centre (NNRC), University of Karachi,, 1990-01-01)

Sample of 24 available ornamental palm rhizosphere soil were analyzed from the major botanical gardens viz., Kasr-El-Manial, Orman and Zohria in Cairo, Egypt. The dominant nematode genera were:Criconemoides, Ditylenchus, ...
DESCRIPTION OF AMPLIMERLINIUS PARBATI N. SP. (NEMATODA: TYLENCHIDA) WITH OBSERVATION ON MERLINIUS ADAKENSIS FROM NORTHERN AREAS OF PAKISTAN

B. ZARINA, M.A. MAQBOOL (National Nematological Research Centre (NNRC), University of Karachi,, 1990-01-02)

Specimens of Amplimerlinius parbati n. sp. were detected from soil around the roots of fem (Cheilanthes sp.) rom Saifulmuluk, NWFP, Pakistan. This species differs from all the known species of genus Amplimerlinius Siddiqi, ...
OCCURRENCE OF PASTEURIA PENETRANS ON MATURE FEMALES OF MELOIDOGYNE JAVANICA AND M. INCOONITA, ROOT-KNOT NEMATODES IN PAKISTAN

M.A. MAQBOOL, M.J. ZAKI (National Nematological Research Centre (NNRC), University of Karachi,, 1990-01-03)

Pasteuria penetrans has been found infecting mature females of Meloidogyne javanica and M. incognita in the greenhouse of National Nematological Research Centre, University of Karachi. This bacterial parastie of phyto- ...
PLANT PARASITIC NEMATODES ASSOCIATED WITH TOBACCO (NICOTIANA TABACUM L.) IN SOKOTO STATE OF NIGERIA

FASAHAT A. KHAN (National Nematological Research Centre (NNRC), University of Karachi,, 1990-01-04)

Surveys of tobacco-growing fields of Sokoto state revealed the presence of 17 different plantparasitic ematode genera in the rhizosphere and roots of this crop in low to high numbers. Meloidogyne incognita, M. javanica, ...
POST INFECTION LIFE CYCLE OF THE RENIFORM NEMATODE (ROTYLENCHULUS RENIFORMIS) ON BLACK-GRAM (VIGNA MUNGO L.)

RAMAN L. MIDHA, P.C. TRIVEDI (National Nematological Research Centre (NNRC), University of Karachi,, 1990-01-05)

The post infection life cycle of reniform nematode on black-gram was completed within 10 to 15 days of inoculation with pm-adult reniform females. The pre-adult females penetrated host roots within 24 hrs of inoculation ...
CONTROL OF PLANT PARASITIC NEMATODES WITH AGRO-WASTES SOIL AMENDMENT

MOHAMMAD AKHTAR, M. MASHKOOR ALAM (National Nematological Research Centre (NNRC), University of Karachi,, 1990-01-06)

Agro-wastes of some harvested crops viz., marigold, mustard and sunflower showed highly significant inhibitory effect on development of root-knot nematodes and population of other plant parasitic nematodes. Marigold plant ...
EFFECT OF WATER EXTRACT OF GROUNDNUT CAKE ON LARVAL MORTALITY OF CERTAIN PLANT-PARASITIC NEMATODES

FASAHAT A. KHAN; PAUL S. CHINDO (National Nematological Research Centre (NNRC), University of Karachi,, 1990-01-07)

Oil seed cakes make excellent soil amendments and are known to protect plants against plantparasitic nematodes (Khan et al., 1967; Jagdale et al., 1985; Alam & Ashraf, 1986). In the present investigation the effect of ...
ALTERATIONS IN PROLINE AND PHENOL CONTENT OF MELOIDOGYNE INCOGNITA INFECTED BRINJAL CULTIVARS

J.L. SHARMA; P.C. TRIVEDI; M.K. SHARMA; B. TIAGI (National Nematological Research Centre (NNRC), University of Karachi,, 1990-01-08)

More praline and phenol was measured in 30, 60 and 90 days old Meloidogyne incognita infected roots of both susceptible (Pusa Purple Long) and resistant (RHR-51) cultivars of the brinjal as compared to their corresponding ...
NEW NON-CROP HOSTS OF THE ROOT-KNOT NEMATODE, MELOIDOGYNE INCOGNITA IN GHYPT

S.A. MONTASSER (National Nematological Research Centre (NNRC), University of Karachi,, 1990-01-09)

Root samples of cultivated ornamental plants were collected from different nurseries, greenhouses and lath-houses in Egypt. Roots of each plant were examined by stereomicroscope for the presence of galls and egg masses of ...
New non-crop hosts of the root-knot nematode, Meloidogyne incognita inEgypt Authors S.A. MONTASSER -

S.A. MONTASSER (National Nematological Research Centre (NNRC), University of Karachi,, 1990-01-10)
PLANT-PARASITIC NEMATODES ASSOCIATED WITH SOME ORNAMENTAL PLANTS IN LIBYA

ABDULMONIEM M. SAADABI (National Nematological Research Centre (NNRC), University of Karachi,, 1993-01-02)

A survey of the ornamental plants of Libya revealed the presence of 12 genera and 13 species of plant parasitic nematodes in both the rhizosphere soil and/or roots. Meloidogyne incognita, Trichodorus sp.,Helicotylenchus ...
CHEMICAL CONTROL OF PLANT PARASITIC NEMATODES ASSOCIATED WITH SOYBEANS

D. PRASAD; D.K. NAGIA; SANJAY KUMAR; R.P. MEENA; M.L. SAINI (National Nematological Research Centre (NNRC), University of Karachi,, 1993-01-03)

In field tests carbofuran 3G, phorate 10G and triazophos 40EC were found effective in suppressing opulations of Meloidogyne incognita, Tylenchorhynchus vulgaris, Hoplolaimus indicus, Xiphinema sp., andLongidorus sp., in ...
GRACILACUS MUSAE N. SP., (NEMATODA: PARATYLENCHINAE) FROM BANANA FIELD IN SINDH, PAKISTAN

F. SHAHINA; M.A. MAQBOOL (National Nematological Research Centre (NNRC), University of Karachi,, 1993-01-04)

Gracilacus musae n. sp., is described and illustrated from soil around the roots of banana (Musaparadisiaca L.) from Sindh, Pakistan. This new species can be distinguished from all other species of the genus Gracilacus on ...
WEED HOSTS OF MELOIDOGYNE JAVANICA IN TANZANIAN TOBACCO FIELDS

JOSEPH MADULU; DAVID L. TRUDGILL (National Nematological Research Centre (NNRC), University of Karachi,, 1993-01-05)

Meloidogyne javanica is a serious pest of tobacco in Tanzania, even on crops grown on land previously fallowed for several years. To determine the status and occurrence of weeds as host for M. javanica a survey was made ...
OBSERVATIONS OF UNUSUAL POSITION OF PHASMIDS IN HOPLOLAIMUS INDICUS SHER, 1963

K. FIROZA; M.A. MAQBOOL (National Nematological Research Centre (NNRC), University of Karachi,, 1993-01-06)

The genus Hoplolaimus Daday, 1905 is characterized by having shield-like phasmids or scutella. These are generally present on either side of the vulva in the lateral fields. Besides this however, in some species of this ...
STUDIES ON THE MORPHOLOGY OF ADULTS AND JUVENILES OF XIPHINEMA BASIRI SIDDIQI, 1959

K. NASIRA; M.A. MAQBOOL (National Nematological Research Centre (NNRC), University of Karachi,, 1993-01-07)

The morphology of males, females and juveniles of Xiphinema basiri Siddiqi, 1959 are presented based on the study of a large number of specimens collected from around the roots of citrus plants growing in Karachi. Both ...
NEW HOSTS OF ROOT-KNOT NEMATODE IN PAKISTAN

M.H. SOOMRO; A. MUNIR; M. ASLAM (National Nematological Research Centre (NNRC), University of Karachi,, 1993-01-08)

During a survey of home gardens in Islamabad, ornamental plants viz., Amaranthus viridus L.,Rumex dentatus L., Tagetes species and Zinnia grandiflora Nut., showed infestation by the root-knot nematodes. The ematodes were ...
OCCURRENCE OF VERTICILLIUM CHLAMYDOSPORIUM AN EGG PARASITE OF ROOT-KNOT NEMATODES MELOIDOGYNE JAVANICA AND M. INCOGNITA IN PAKISTAN

M.J. ZAKI; M.A. MAQBOOL (National Nematological Research Centre (NNRC), University of Karachi,, 1993-01-09)

Verticillium chlamydosporium has been found infecting eggs and egg-masses of rootknot nematodes, eloidogyne incognita and M. javanica on brinjal in the greenhouse of the National Nematological Research Centre, University ...
EMERGENCE OF INDIAN POPULATION OF CEREAL CYST NEMATODE, HETERODERA AVENAE

M.S. RAO; S.C. DHAWAN (National Nematological Research Centre (NNRC), University of Karachi,, 1993-01-10)

Investigations on the emergence of juveniles (J2) from Heterodera avenae cysts during the absence of the host crop in natural conditions, revealed emergence from August onwards but not during May to July. The emergence of ...

Now showing items 1-20 of 23

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