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Zanin,Daniel S; Resende,Juliano TV; Zeist,André R; Oliveira,João RF; Henschel,Juliane M; Lima Filho,Renato B. |
ABSTRACT One of the major problems in cultivation of tomato is the occurrence of pests and diseases. The objective of the research was to select genotypes from the second generation of the first backcross (F2BC1) between the tomato cultivar for processing S. lycopersicum (cv. Redenção) and the wild access S. habrochaites var. hirsutum (PI-127826), with high levels of zingiberene (ZGB), resistant to the twospotted spider mite Tetranychus urticae (Acari: Tetranychidae). From the F2BC1 population. The ZGB content was quantified and five plants with high zingiberene selected (RVTZ 2011-079-117, RVTZ 2011-079-185, RVTZ 2011-079-335, RVTZ 2011-079-345 and RVTZ 2011-079-503) and four with low zingiberene content (RVTZ 2011-079-417, RVTZ 2011-331-460, RVTZ... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Solanum lycopersicum; Solanum habrochaites var. hirsutum; Tetranychus urticae; Genetic breeding; Zingiberene. |
Ano: 2018 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-05362018000200271 |
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Pulga,Paulo Sérgio; Henshel,Juliane Maciel; Resende,Juliano Tadeu Vilela de; Zeist,André Ricardo; Moreira,Aline Fabiana Paladini; Gabriel,André; Silva,Mayara Barbosa; Gonçalves,Leandro Simões Azeredo. |
ABSTRACT This study was performed to evaluate the effect of exogenous application of salicylic acid as a resistance inducer to two-spotted spider mite and tomato pinworm on tomato genotypes. Bioassays were carried out in three commercial genotypes (‘Redenção’, ‘Giuliana’, and ‘Alambra’) and one wild genotype (Solanum habrochaites var. hirsutum, accession PI-127826). Average distance travelled by the two-spotted spider mite and number of eggs deposited over the leaflets of the genotypes were investigated. Concerning pinworm bioassay, number of eggs, leafminers on leaflet surface and percentage of leaf area consumed by leafminers were evaluated using a scanner. Furthermore, severity of attack to plants was evaluated by score scale for damages, types of... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Solanum habrochaites var. hirsutum; Tuta absoluta; Tetranychus urticae; Methyl salicylate; Induced resistance. |
Ano: 2020 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-05362020000300288 |
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