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Janisch,Djeimi Isabel; Andriolo,Jerônimo Luiz; Toso,Vinícius; Santos,Kamila Gabriele Ferreira dos; Souza,Jéssica Maronez de. |
The objective of this research was to determine growth and dry matter partitioning among organs of strawberry stock plants under five Nitrogen concentrations in the nutrient solution and its effects on emission and growth of runner tips. The experiment was carried out under greenhouse conditions, from September 2010 to March 2011, in a soilless system with Oso Grande and Camino Real cultivars. Nitrogen concentrations of 5.12, 7.6, 10.12 (control), 12.62 and 15.12 mmol L-1 in the nutrient solution were studied in a 5x2 factorial randomised experimental design. All runner tips bearing at least one expanded leaf (patent requested) were collected weekly and counted during the growth period. The number of leaves, dry matter (DM) of leaves, crown and root,... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Fragaria x ananassa; Hydroponics; Propagation; Fertigation. |
Ano: 2012 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0006-87052012000300012 |
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Cargnelutti Filho,Alberto; Souza,Jéssica Maronez de; Pezzini,Rafael Vieira; Neu,Ismael Mario Marcio; Silveira,Daniela Lixinski; Procedi,Andréia. |
ABSTRACT: The aim of this study was to determine the optimal plot size for evaluating the fresh weight of black oats (Avena strigosa Schreb) and the common vetch (Vicia sativa L.) in scenarios comprising combinations of the number of treatments, number of replications and levels of precision. Fifteen uniformity trials were conducted with single-crop and intercropped black oats and vetch. Fresh weight was evaluated in 540 basic experimental units (BEU), each of 1 m × 1 m (36 BEU per trial). The Smith index of soil heterogeneity (1938) was estimated. Plot size was determined using the HATHEWAY method (1961), in scenarios comprising combinations of i treatments (i = 5, 10, 15 and 20), r replications (r = 3, 4, 5, 6, 7 and 8) and d levels of precision (d = 2%,... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Avena strigosa; Cover crop; Experimental design; Uniformity trial; Vicia sativa. |
Ano: 2020 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-84782020000300203 |
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Picio,Miriane Dal; Andriolo,Jerônimo Luiz; Cardoso,Francieli Lima; Lerner,Maíne Alessandra; Souza,Jéssica Maronez de. |
The objective of this work was to determine the sink-source relationships and their effects on the number and growth of runner tips of 'Camino Real' strawberry stock plants. Three types of sources were evaluated: one defoliation at 96 days after planting (DAP), two defoliations at 50 and 96 DAP, and mother plants without defoliation. Four types of sink were accessed: runner tips collected weekly and monthly, four stolons with rooted runner tips in pots, and four freely-grown stolons. A completely randomized experimental design was used in a split-plot arrangement, with four replicates. The source types were placed in the plots, and sink types in the subplots. The number of runner tips, the crown diameter, and the dry matter mass were determined. Number and... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Fragaria xananassa; Plug plants; Propagation; Sink strength; Source-sink relationship.. |
Ano: 2014 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2014000700515 |
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