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Now showing items 1-10 of 203
Article
Metabolic and phenotypic responses of greenhouse-grown maize hybrids to experimentally controlled drought stress
(Elsevier, 2012)
Adaptation to abiotic stresses like drought is an important acquirement of agriculturally relevant crops like maize. Development of enhanced drought tolerance in crops grown in climatic zones where drought is a very dominant ...
Article
On-farm experimentation with intercrops: a summary of issues from a workshop held in Malawi
(CIMMYT, 1990)
Most intercropping research has been conducted on experiment stations with the aim of proving or understanding the efficiency or advantage of intercropping systems, or of designing new systems on the basis of biological ...
Article
META: A suite of sas programs to analyze multienvironment breeding trials
(American Society of Agronomy, 2013)
Multi-environment trials (METs) enable the evaluation of the same genotypes in a variety of environments and management conditions. We present here META (Multi Environment Trial Analysis), a suite of 31 SAS programs that ...
Article
Genetic diversity of the mating type and toxin production genes in Pyrenophora tritici-repentis
(American Phytopathological Society (APS), 2010)
Pyrenophora tritici-repentis, the causal agent of tan spot on wheat, is a homothallic loculoascomycete with a complex race structure. The objectives of this study were to confirm the homothallic nature of the pathogen, ...
Article
Validation of consensus quantitative trait loci associated with resistance to multiple foliar pathogens of maize
(American Phytopathological Society (APS), 2009)
Maize production in sub-Saharan Africa incurs serious losses to epiphytotics of foliar diseases. Quantitative trait loci conditioning partial resistance (rQTL) to infection by causal agents of gray leaf spot (GLS), northern ...
Article
A novel homeobox-like gene associated with reaction to stripe rust and powdery mildew in common wheat
(American Phytopathological Society (APS), 2008)
Stripe rust and powdery mildew, caused by Puccinia striiformis f. sp. tritici and Blumeria graminis f. sp. tritici, respectively, are severe diseases in wheat (Triticum aestivum) worldwide. In our study, differential ...
Article
Association of water spectral indices with plant and soil water relations in contrasting wheat genotypes
(Oxford University Press; Society for Experimental Biology, 2010)
Spectral reflectance indices can be used to estimate the water status of plants in a rapid, non-destructive manner. Water spectral indices were measured on wheat under a range of water-deficit conditions in field-based ...
Article
Identification and molecular characterization of leaf rust resistance gene Lr14a in durum wheat
(American Phytopathological Society (APS), 2008)
Leaf rust, caused by Puccinia triticina, is an important disease of durum wheat (Triticum turgidum subsp. durum) and only a few designated resistance genes are known to occur in this crop. A dominant leaf rust resistance ...
Article
Major gene controls of field resistance to spot blotch in wheat genotypes 'Milan/Shanghai #7' and 'Chirya.3'
(American Phytopathological Society (APS), 2007)
A number of exotic wheat (Triticum aestivum) genotypes resistant to spot blotch caused by Cochliobolus sativus are being used to improve the resistance of commercial cultivars in the warm regions of South Asia. The objective ...
Article
Molecular marker mapping of Leaf Rust resistance gene Lr46 and its association with Strip Rust resistance gene Yr29 in wheat
(American Phytopathological Society (APS), 2003)
Leaf and stripe rusts, caused by Puccinia triticina and P. striiformis, respectively, are globally important fungal diseases of wheat that cause significant annual yield losses. A gene that confers slow rusting resistance ...