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Subjects genetic variation Remove constraint genetic variation: genetic variation Subjects grain crops Remove constraint grain crops: grain crops Subjects plant breeding Remove constraint plant breeding: plant breeding

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1. Characterizing nitrogen use efficiency in natural and agricultural ecosystems to improve the performance of cereal crops in low-input and organic agricultural systems

Description:: Includes references
Author:: Dawson, Julie C. , Huggins, David R. , Jones, Stephen S.
Subject:: grain crops , species differences , agroecosystems , nitrogen , nutrient use efficiency , organic production , low input agriculture , biogeochemical cycles , crop rotation , annuals , literature reviews , perennials , farming systems , nutrient availability , plant breeding , genetic variation , environmental factors , nutrient transport , photosynthesis , nutrient uptake , plant adaptation
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2008

2. Sequence variation at the rice blast resistance gene Pi-km locus: Implications for the development of allele specific markers

Description:: Includes references
Author:: Costanzo, Stefano , Jia, Yulin
Subject:: Oryza sativa , rice , grain crops , Magnaporthe , plant pathogenic fungi , blast disease , disease resistance , genetic resistance , gene-for-gene relationship , disease control , plant breeding , genetic markers , nucleotide sequences , genetic variation , alleles , loci , cultivars , genetic polymorphism , amino acid sequences , protein subunits , protein conformation , introgression
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2010