tan spot
Population biology of the tan spot pathogen of pyrethrum
... dominant tan spot pathogen; ...in tan spot incidence and severity remain unclear, this study has identified possible factors which could be associated with ...
289
Characterization of Pyrenophora Tritici-Repentis in Wheat and Rye to Study Tan Spot Susceptibility and Insights Into Its Relationship with Stem Rust Resistance
... of tan spot on ...against tan spot and assessed the diversity in Ptr population on rye in South ...to tan spot, it lacks Ptr ToxA and ToxB sensitivity ...
217
Cultivar mixtures for the simultaneous management of multiple diseases: tan spot and leaf rust of wheat
... eye- spot severity in mixtures of barley and wheat in ...reducing tan spot severities in the mixtures most likely are determined by the extent of the secon- dary spread of the ...
9
Evaluation and Association Mapping of Resistance to Tan Spot and Stagonospora Nodorum Blotch in Adapted Winter Wheat Germplasm
... improve tan spot and SNB resistance in these cultivars to reduce potential yield losses caused by these two dis- ...to tan spot and SNB because race 3 has not been detected in North Dakota ...
11
Genetic analysis of wheat sensitivity to the ToxB fungal effector from Pyrenophora tritici-repentis, the causal agent of tan spot
... on tan spot susceptibil- ity, with isolates containing increased ToxB copies linked to higher ToxB gene expression and protein production and the induction of increased symptoms in the host (Strelkov et ...
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Evaluation of a Systematic, Multichemical Program Approach for Wheat Pest Management and Evaluation of a New Fungicde for Tan Spot in Spring Wheat (Triticum Aestivum. L.)
... of tan spot on wheat yields. Attributing yield loss to tan spot can be difficult to determine as other leaf diseases could be ...if tan spot is the primary disease ...
53
Mining the Aegilops tauschii gene pool: evaluation, introgression and molecular characterization of adult plant resistance to leaf rust and seedling resistance to tan spot in synthetic hexaploid wheat
... to tan spot at seedling ...QLr.ksu-5AL. Tan spot, caused by necrotrophic fungus, Pyrenophora tritici-repentis, has recently emerged as a damaging disease of wheat ...
131
Pyrenophora tritici-repentis the causal agent of tan spot: characterisation of New Zealand populations
... It may however, also be possible that the environment may not be the factor which prevents sexual reproduction of P. tritici-repentis isolates in New Zealand. Alternatively, it could possibly be related to specific ...
136
Genetic characterization of wheat genes resistance to tan spot and leaf rust
... evaluate tan spot resistance, all RILs, along with the two parents and two checks, were planted in a rack containing 100 RLC4 66-ml plastic cone tubes (Stuewe and Sons, Corvallis, OR) filled with a mixture ...
131
Races of Pyrenophora tritici-repentis in the Czech Republic
... Pyrenophora tritici-repentis , causal agent of tan spot, is one of the most impor- tant wheat leaf spot pathogens worldwide. The race structure of P. tritici-repentis iso- lates obtained from wheat ...
6
AN INTEGRATED INFORMATION SYSTEM TO FACILITATE FARMERS IN WHEAT, SUGARCANE AND OTHER CROP DISEASES IDENTIFICATION
... ring spot, yellow spot, brown spot, eye spot, tan spot, leaf spot, and narrow spot were selected for plant ...
8
Achievements and prospects of wheat breeding for disease resistance
... gated. L ANDRIDGE and C HALMERS (1998) published a list of markers of wheat resistance genes. It contained 21 markers for rust resistance genes, 7 markers for pow- dery mildew resistance genes and markers for resistance ...
13
Logistic regression models to predict stripe rust infections on wheat and yield response to foliar fungicide application on wheat in Kansas
... Wheat is an important commodity in Kansas. In 2009, 8.8 million acres of wheat were harvested in Kansas, producing nearly 370 million bushels of grain. Foliar fungal diseases are consistently a problem on Kansas wheat ...
128
Addressing the Challenges Facing Wheat Production: Nebraska and International Breeding Efforts
... The major spring wheat breeding efforts at ICARDA include selecting for resistance to stripe rust, stem rust, Septoria/tan spot, Hessian fly, Russian wheat aphid, Sunn pest, drought an[r] ...
53
Multiple mutations across the succinate dehydrogenase gene complex are associated with boscalid resistance in Didymella tanaceti in pyrethrum
... of tan spot and other disease in pyrethrum As cross resistance to multiple SDHI chemicals is reported for many Sdh mutations [19, 55, 64], examination of the Sdh cross resistance profile of ...
23
Seed treatment for control leaf spot diseases of spring wheat
... At early growth stages of spring wheat a very high biological activity against powdery mildew, septoria leaf spot, brown rust and tan spot was recorded for seed dressing containing ...
8
Control of fungal diseases in winter wheat
... Regression analyses revealed that control of LBDs (Leaf Blotch Diseases, including septoria tritici blotch, stagonospora nodorum blotch and tan spot) explained 74% of the yield increas[r] ...
108
Characteristics of wheat leaf diseases development in Latvia
... leaf spot diseases – tan spot, caused by Drechslera tritici-repentis (teleomorph Pyrenophora tritici-repentis) and Septoria leaf blotch, brought about by Septoria tritici (teleomorph Mycosphaerella ...
6
A Review on Effect of Spot Weld Parameters on Spot Weld Strength
... In order to clarify the results obtained from this study, three main effects are consider namely, spot welds distribution, residual stresses and boundary conditions. The first two natural frequencies for the five ...
6
Frequency Modulation. Dr. Hwee-Pink Tan
... Lecture material was abstracted from "Communication Systems" by Simon Haykin.. Centre for Telecommunications Value-Chain Research.[r] ...
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