?RELATIONSHIP OF SEED-BORNE FUNGI TO FIELD DISEASES OF SUNFLOWER

Authors

  • A Rauf Bhutta Federal Seed Certification & Registration Department, G-9/4, Islamabad, Pakistan
  • M H Rahber Bhatti Department of Plant Pathology, Sindh Agriculture University, Tando Jam, Pakistan
  • Iftikhar Ahmed Crop Diseases Research Institute, NARC, PARC, Islamabad, Pakistan

Keywords:

Sunflower, Seed-borne fungi, Field diseases.

Abstract

Twenty one seed-borne fungi were recorded from 196 seed samples collected from seeds used for sowing of
sun-flower crop and a total of ten field diseases wererecordedduring surveyof sunflowercrop in 199I-92. All the
field diseases observed inthis surveyareknowntobe seedtransmitted.Thecausal organisms offive field diseases
namely Alternaria leaf spot, charcoal rot, head rot, Phoma leaf spotlblack stem rot and Phomospsis leaf spot were
found to be associated with seeds. In germination test, it was found that role of seed-borne fungi in causation of
various abnormalities in germinationdepended onthe frequencyof theiroccurrence inthe seeds.

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Published

1999-04-19

How to Cite

Bhutta, A. R., Bhatti, M. H. R., & Ahmed, I. (1999). ?RELATIONSHIP OF SEED-BORNE FUNGI TO FIELD DISEASES OF SUNFLOWER. Biological Sciences - PJSIR, 42(2), 93–97. Retrieved from https://v2.pjsir.org/index.php/biological-sciences/article/view/2122