Search Results - "Acuña, Carlos A."

Reproductive Systems in Paspalum : Relevance for Germplasm Collection and Conservation, Breeding Techniques, and Adoption of Released Cultivars by Acuña, Carlos A, Martínez, Eric J, Zilli, Alex L, Brugnoli, Elsa A, Espinoza, Francisco, Marcón, Florencia, Urbani, Mario H, Quarin, Camilo L

“…The objective of this review is to analyze and describe the impact that mode of reproduction in has on germplasm conservation, genetic improvement, and…”
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How to Become an Apomixis Model: The Multifaceted Case of Paspalum by Ortiz, Juan Pablo A, Pupilli, Fulvio, Acuña, Carlos A, Leblanc, Olivier, Pessino, Silvina C

“…In the past decades, the grasses of the genus have emerged as a versatile model allowing evolutionary, genetic, molecular, and developmental studies on…”
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Fungal endophyte diversity in Paspalum and effects on plant growth by Depetris, Mara B., Acuña, Carlos A., Gutierrez, Susana, Marcón, Florencia, Felitti, Silvina A.

“…In natural ecosystems, plants appear to be in symbiosis with diverse fungal endophytes which can have impacts on plant communities. Paspalum is one of the most…”
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Agronomic evaluation of 15 warm season grasses grown in temporarily waterlogged soils in Northeastern Argentina by Marcón, Florencia, Siburu, Carlos, Acuña, Carlos A.

“…Soils with temporarily waterlogged conditions are common in Northeastern Argentina. Fifteen accessions and hybrids of cultivated and native warm season grasses…”
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Evaluating general combining ability for agro-morphological traits in tetraploid bahiagrass by Marcón, Florencia, Brugnoli, Elsa A., Rodrigues Nunes, José A., Gutierrez, Valeria A., Martínez, Eric J., Acuña, Carlos A.

“…Recurrent selection based on combining ability has been successfully used in tetraploid bahiagrass ( Paspalum notatum Flüggé) to accumulate heterotic effects…”
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Genetic distance and the relationship with heterosis and reproductive behavior in tetraploid bahiagrass hybrids by Marcón, F., Martínez, E. J., Rodríguez, G. R., Zilli, A. L., Brugnoli, E. A., Acuña, Carlos A.

“…Bahiagrass ( Paspalum notatum Flüggé) is one of the main components of the South American grasslands, and it is cultivated for forage and turf around the…”
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Structural and Morphogenetic Characteristics in Paspalum notatum : Responses to Nitrogen Fertilization, Season, and Genotype by Schulz, Roberto R, Zilli, Alex L, Brugnoli, Elsa A, Marcón, Florencia, Acuña, Carlos A

“…Understanding leaf generation dynamics, their seasonal changes, and their responses to nitrogen fertilization (NF) is key to improving pasture utilization…”
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Transference of natural diversity from the apomictic germplasm of Paspalum notatum to a sexual synthetic population by Zilli, Alex L., Acuña, Carlos A., Schulz, Roberto R., Marcón, Florencia, Brugnoli, Elsa A., Novo, Sabina F., Quarin, Camilo L., Martínez, Eric J.

“…Genetic improvement in apomictic forage species has been restricted because of the absence of genetic variability in sexual germplasm with the same ploidy…”
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Tetraploid bahiagrass hybrids: breeding technique, genetic variability and proportion of heterotic hybrids by Acuña, Carlos A., Blount, Ann R., Quesenberry, Kenneth H., Kenworthy, Kevin E., Hanna, Wayne W.

“…Manipulating apomixis for fixing tetraploid bahiagrass ( Paspalum notatum Flüggé) hybrids exhibiting superior agronomic characteristics would be a valuable…”
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Doubling the chromosome number of bahiagrass via tissue culture by Quesenberry, Kenneth H, Dampier, Judith M, Lee, Y. Y, Smith, Rex L, Acuña, Carlos A

“…Crop improvement in bahiagrass (Paspalum notatum Flüggé) is limited by apomixis in most natural tetraploids, however, diploid sexual types occur. Production of…”
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Agronomic characterization of Paspalum atratum Swallen and P. lenticulare Kunth by Marcón, Florencia, Urbani, Mario H., Quarin, Camilo L., Acuña, Carlos A.

“…Paspalum atratum and P. lenticulare are perennial grasses, native to South America. The objective was to evaluate seasonal growth, frost tolerance, cattle…”
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Potential root depth development and nitrogen uptake by tetraploid bahiagrass hybrids by Acuña, Carlos A, Sinclair, Thomas R, Mackowiak, Cheryl L, Blount, Ann R, Quesenberry, Kenneth H, Hanna, Wayne W

“…The objectives were to develop a screening technique to evaluate the tetraploid germplasm of Paspalum notatum Flüggé (bahiagrass) for potential rate of root…”
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Cattle preference in Paspalum atratum and its relationship with morphological and anatomical leaf characteristics by Marcón, Florencia, Di Lorenzo, Elio L., Peichoto, Myriam C., Acuña, Carlos A.

“…New atra paspalum (Paspalum atratum Swallen) accessions were found to be differentially grazed by cattle, without differences in herbage accumulation and…”
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Genetic relationship among Paspalum species of the subgenus Anachyris: Taxonomic and evolutionary implications by Zilli, Alex L., Hojsgaard, Diego H., Brugnoli, Elsa A., Acuña, Carlos A., Honfi, Ana I., Urbani, Mario H., Quarin, Camilo L., Martínez, Eric J.

“…Paspalum is one of the most important genera of the Poaceae family due to its large number of species and diversity. The subgenus Anachyris comprises six…”
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Comparing two recurrent selection methods for developing superior apomictic hybrids in Paspalum notatum by Marcón, Florencia, Galanter, Iru N. Lezcano, Brugnoli, Elsa A., Zilli, Alex L., Martínez, Eric J., Acuña, Carlos A.

“…Recurrent selection methods have been successful in generating superior Paspalum notatum families through the accumulation of favorable alleles. However, the…”
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Segregation for Sexual Seed Production in Paspalum as Directed by Male Gametes of Apomictic Triploid Plants by Martínez, Eric J, Acuña, Carlos A, Hojsgaard, Diego H, Tcach, Mauricio A, Quarin, Camilo L

“…BACKGROUND AND AIMS: Gametophytic apomixis is regularly associated with polyploidy. It has been hypothesized that apomixis is not present in diploid plants…”
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Genetic transfer from several apomictic tetraploid Paspalum species to an elite group of sexual plants by Novo, Patricia E., Acuña, Carlos A., Urbani, Mario H., Galdeano, Florencia, Espinoza, Francisco, Quarin, Camilo L.

“…Basic findings from classical genetic studies are available for exploiting apomixis in the breeding of several forage grass genera. Most Paspalum species are…”
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Effects of endophytes Trichoderma amazonicum and Acremonium strictum on fungal pathogens of Paspalum by Depetris, Mara B., Marcón, Florencia, Gutiérrez, Susana A., Skuletich, Viviana B., Zandoná, Dahiana A., Acuña, Carlos A., Felitti, Silvina A.

“…In natural ecosystems, many plants engage in symbiotic interactions with fungal endophytes which can have impacts on host plant communities. In South American…”
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Recurrent phenotypic selection and recurrent selection based on combining ability in tetraploid bahiagrass by Marcón, Florencia, Martínez, Eric J., Zilli, Alex L., Rodríguez, Gustavo R., Brugnoli, Elsa A., Acuña, Carlos A.

“…Paspalum notatum Flüggé is an apomictic grass used for forage and turf. The recent generation of a sexual synthetic tetraploid population of the species…”
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Seasonal expression of apospory in bahiagrass by Rios, Esteban F., Blount, Ann, Kenworthy, Kevin E., Acuña, Carlos A., Quesenberry, Kenneth H.

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