BAKANAE DISEASE OF RICE PDF

PDF | Bakanae disease is widely distributed in all rice growing areas of the world. In Bangladesh, it is one of the major diseases of rice. On rice, G. fujikuroi causes bakanae, foot rot, seedling rot, grain sterility and The symptoms of diseases caused by Fusarium species on other crops are. Bakanae disease, or “foolish seedling”, is a seed-borne disease of rice (Oryza sativa L.). Infected plants can yield empty panicles or perish, resulting in a loss of .

Author: Tojagrel Majora
Country: Italy
Language: English (Spanish)
Genre: Education
Published (Last): 16 February 2009
Pages: 285
PDF File Size: 17.42 Mb
ePub File Size: 3.60 Mb
ISBN: 263-3-39765-314-5
Downloads: 42026
Price: Free* [*Free Regsitration Required]
Uploader: Kazijinn

Knowledge Bank home Change location. Seed mycoflora of some paddy Oryza sativa L. Seed companies have to sell seeds that are certified free of F. Pakistan J Phytopath 12, Studies on control of bakanae disease of rice plants, caused by Gibberella fujikuroi.

The puzzle of bakanae disease through interactions between Fusarium fujikuroi and rice

Bakanae disease is one of the most important diseases affecting rice Oryza sativa L. Furthermore, comparisons with the draft genomes of three geographically distant strains of Diseaee. Surulirajan and Sarbhoy, ; Saravanan et al. White or pink growth of the fungus may be noticed on the lower parts of the dying plants.

Fumonisins- Novel mycotoxins with cancer-promoting activity produced by Fusarium moniliforme. Japan Pesticide Information, No. Title Symptoms on stalk Caption Stalk rot. Since bakanae disease is seedborne, the best preventive strategy for disease control is the use of healthy seeds.

  IMOLA MICRON 2.0 PDF

Plant Disease Research, 12 2: Disease cycle The disease spreads mainly through air-borne conidia and the fungus survives as parasite and saprophyte in the infected grains, plant debris and also on other crop debris.

The perfect stage dksease Fusarium moniliforme. Later infection results in plants that develop few tillers and have dry leaves.

Pretoria, Gauteng, South Africa.

There was a problem providing the content you requested

Biol Control 73, DOI: Community composition of gram-positive bacteria associated with rice and their antagonists against the pathogens of sheath blight and bakanae disease of rice. Bakanae Disease of Rice-Pakistan. Bakanae and footrot of rice in Punjab, Pakistan. Malays J Microbiol 11, Ascospore liberation of Gibberella fujikuroi and its contamination of rice growth.

Eighty-eight percent of F. Environ Microb 12, DOI: Acta Phytopathol Sinica 20, When several references are cited, they may give conflicting information on the status. Sementi Elette 49, Anderson and White, Interplay between pathway-specific and global regulation of the fumonisin gene cluster in the rice pathogen Fusarium fujikuroi. The infection may be external or internal causing discoloration of the glumes or kernels or both. In the main field, the affected plants have tall lanky tillers with longer internodes and aerial adventitious roots from the nodes above ground level.

One strain of each Fusarium species was grown under average temperatures and day lengths of May, July and September in northern Italy, which represents the main rice production area in Europe. Annual Review of Phytopathology, The obtained chemical responses suggest that the secondary metabolites of ov rice are involved in the development of bakanae disease, and that their production is different between resistant and susceptible genotypes.

  EL AMERICANO IMPASIBLE GRAHAM GREENE PDF

Species diversity of and toxin production by Gibberella fujikuroi species complex strains isolated from native prairie grasses in Kansas. Ito and Kimura 1 were the first to identify three bakanae-disease resistant Japanese diseaae.

Bakanae – Wikipedia

Furthermore, the overexpression of the fumonisin-specific transcription factor fum21 can lead to an increased fumonisin production of up to fold Susceptibility of Malaysian rice varieties to Fusarium fujikuroi and in eisease activity of Trichoderma harzianum as biocontrol agent. Seed treatment prevents vertical transmission of Fusarium moniliforme, making a significant contribution to disease control.

The results confirmed the importance of this group of secondary metabolites in the response of rice to bakanae disease. Mycologia 90, DOI: Yamanaka and Honkura rixe the following types of bakanae symptoms: Bakanae is a monocyclic disease. A study has been performed to confirm the influence of the wind on the conidial dispersion and diffusion of bakanae within the rice field personal communication. The discoloration may be red, yellow, orange, pink or black, depending upon the organism involved and the degree of infection.

Survey of Pakistan’s rice crop for bakanae. Briefly, the present results show that aerial conidial diffusion of F.

Land Grant Technical Report No.