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Brown Spot

RESISTANCE TO ALTERNARIA BROWN SPOT OF NEW CITRUS HYBRIDS

RESISTANCE TO ALTERNARIA BROWN SPOT OF NEW CITRUS HYBRIDS

... ABSTRACT- Alternaria brown spot (ABS) disease is caused by the fungus of Alternaria alternata f. sp. citri, which causes injury in leaves, branches and fruits of citrus. The action of the pathogen is ...

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Silicon and manganese on the activity of enzymes involved in rice resistance against brown spot

Silicon and manganese on the activity of enzymes involved in rice resistance against brown spot

... affects brown spot development in rice, it was found that plants supplied with this element responded more promptly to ...under brown spot progress curve was more affected by Si than by ...

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Rice grain resistance to brown spot and yield are increased by silicon

Rice grain resistance to brown spot and yield are increased by silicon

... as brown spot, affect rice quality by causing grain discoloration and affecting grain filling and ripening, therefore accelerating the drying process and resulting in a greater incidence of cracked ...

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Silicon reduces brown spot severity and grain discoloration on several rice genotypes

Silicon reduces brown spot severity and grain discoloration on several rice genotypes

... and brown spot development among rice ...decreasing brown spot development with increasing tissue Si concentration, there was one exception for the rice genotype Rico ...

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Silicon, acibenzolar-S-methyl and potassium phosphite in the control of brown spot in rice

Silicon, acibenzolar-S-methyl and potassium phosphite in the control of brown spot in rice

... negatively affected in plants sprayed with ASM, which can be explained, at least in part, by the greater activities of PPO, PAL, CHI, and GLU. The PAL catalyzes the desamination of the amino acid L-phenylalanine with the ...

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BIOLOGICAL CONTROL OF RICE BROWN SPOT WITH NATIVE ISOLATES OF THREE TRICHODERMA SPECIES Elham Khalili

BIOLOGICAL CONTROL OF RICE BROWN SPOT WITH NATIVE ISOLATES OF THREE TRICHODERMA SPECIES Elham Khalili

... Brown spot caused by Bipolaris oryzae is an important rice disease in Southern coast of Caspian Sea, the major rice growing region in ...controlling brown spot in glasshouse using seed ...

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CONTROL OF BROWN SPOT PATHOGEN OF RICE (BIPOLARIS ORYZAE) USING SOME PHENOLIC ANTIOXIDANTS

CONTROL OF BROWN SPOT PATHOGEN OF RICE (BIPOLARIS ORYZAE) USING SOME PHENOLIC ANTIOXIDANTS

... Naturally diseased leaves of different rice cultivars infected in varied degrees with brown spot were collected from various districts in Dakahlia governorate, Egypt. Thirteen isolates of the fungal ...

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Effect of silicon sources on rice diseases and yield in the State of Tocantins, Brazil

Effect of silicon sources on rice diseases and yield in the State of Tocantins, Brazil

... When applied to the leaves, the liquid source of silicon did not result in significant foliar absorption and was not efficient in the control of brown spot, leaf blast and panicle blast nor did it result in ...

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Modelo do ponto crítico para estimar danos causados pela mancha-marrom e oídio em cevada Lenita AgostinettoI Ricardo Trezzi CasaI Amauri BogoI Cristiano SachsI Erlei Melo Reis

Modelo do ponto crítico para estimar danos causados pela mancha-marrom e oídio em cevada Lenita AgostinettoI Ricardo Trezzi CasaI Amauri BogoI Cristiano SachsI Erlei Melo Reis

... barley brown spot and powdery mildew based on the relationship between grain yield and diseases intensity at different ‘BRS Cauê’ cultivar growth stages (GS) during 2009 and 2010 growing seasons in Southern ...

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Silicon and Rice Disease Management

Silicon and Rice Disease Management

... and brown spot severity at each location and for each Si treatment, but the ranking remained fairly ...in brown spot severity when Si was ...be brown spot susceptible, was ...

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Modelos de pontos críticos para relacionar o rendimento de grãos com a intensidade em patossistema múltiplo de manchas foliares em arroz irrigado Luiz Carlos BordinI Ricardo Trezi Casa

Modelos de pontos críticos para relacionar o rendimento de grãos com a intensidade em patossistema múltiplo de manchas foliares em arroz irrigado Luiz Carlos BordinI Ricardo Trezi Casa

... may lead to unnecessary or late applications, when the intensity of the disease has exceeded the economic damage threshold (EDT). According to REIS & CASA (2009), the complexity that involves the decision of apply ...

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Expansion of the biocontrol spectrum of foliar diseases in rice with combinations of rhizobacteria

Expansion of the biocontrol spectrum of foliar diseases in rice with combinations of rhizobacteria

... ABSTRACT - The cultivation of irrigated rice is subject to the occurrence of various diseases, where damage causes losses in productivity. Alternatives are currently being sought to control these diseases, with ...

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Desempenho genotípico, adaptabilidade e estabilidade em tipos especiais de arroz irrigado via modelos mistos

Desempenho genotípico, adaptabilidade e estabilidade em tipos especiais de arroz irrigado via modelos mistos

... Table 6 - Response of special types of irrigated rice ( Oryza sativa L.) compared to attributes: plant lodging (PL), scald (Esc), brown spot (BS), grain spot (GS), caryopsis length (CL)[r] ...

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Plant material A total of 31 genotypes of tangerines and their hy- brids (Table 1) were evaluated for susceptibility to Al-

Plant material A total of 31 genotypes of tangerines and their hy- brids (Table 1) were evaluated for susceptibility to Al-

... eight locations in Florida and found that the mandarin cultivars Minneola (C. reticulata Blanco × C. paradisi Macfad), Orlando (C. reticulata Blanco × C. paradisi Macfad), Sunburst (C. reticulata Blanco), Nova, Murcott, ...

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Review of the genera Stenopyrgota Malloch and Tropidothrinax Enderlein (Diptera, Pyrgotidae)

Review of the genera Stenopyrgota Malloch and Tropidothrinax Enderlein (Diptera, Pyrgotidae)

... a brown spot; frons yel- lowish, ...yellowish brown, apical margin covered with setulae; pedicel yellowish brown, completely covered with setulae; postpedicel yellowish brown, bare, ...

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Testers for combining ability and selection of papaya hybrids resistant to fungal diseases

Testers for combining ability and selection of papaya hybrids resistant to fungal diseases

... phoma spot on leaves, crosses of ‘Americano’ with ‘Caliman M5’, ‘Sunrise Solo 783’, ‘Costa Rica’, ‘Sunrise Solo’, ‘Caliman AM’, ‘BSA’ , ‘Sunrise Solo TJ’, ‘Matthew’, ‘Mamão Roxo’, and ‘Waimanalo’ performed ...

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Seven new species of Latonigena (Araneae, Gnaphosidae) from South America

Seven new species of Latonigena (Araneae, Gnaphosidae) from South America

... grayish, MB and PB beige, MB broader, PB darker, AA and AP olive-brown. Abdomen, ventral: EA olive- brown, PEA beige, VA olive-brown, PA with beige borders and olive-brown at middle, TA and ...

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Revision of the New World bee fly genus Heterostylum Macquart (Diptera, Bombyliidae, Bombyliinae)

Revision of the New World bee fly genus Heterostylum Macquart (Diptera, Bombyliidae, Bombyliinae)

... dark brown and gray pollinose, with brown hairs; ocellar tubercle dark brown and gray pollinose, with sparse dark brown bristles; face white pollinose, smoothly projected, with golden hairs; ...

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New Agromyza Fallén (Diptera, Agromyzidae) from Brazil and a key for the Neotropical species

New Agromyza Fallén (Diptera, Agromyzidae) from Brazil and a key for the Neotropical species

... dark brown; fronto-orbital plate and ocellar triangle weakly shining dark brown; lunule brown with grey pollinosity; face and gena dark brown; scape and pedicel dark brown, first ...

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Proteomic analysis of carbon concentrating chemolithotrophic bacteria Serratia sp. for sequestration of carbon dioxide.

Proteomic analysis of carbon concentrating chemolithotrophic bacteria Serratia sp. for sequestration of carbon dioxide.

... Whole cell soluble protein of Serratia sp. ISTD04 grown under autotrophic and heterotrophic conditions was extracted. The proteins were resolved on broad-range (pH 3–10) by IPG strips. The pI region 3–10 represents the ...

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