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Influence of the substrate for obtention to rangpur lime (Citrus limonia Osbeck) and Cleopatra mandarin (Citrus reshni Hort. Ex Tanaka) rootstock in greenhouse

The objetive was study the effect of the substrate for obtention to rangpur lime and Cleopatra madarin rootstock in greenhouse. The experiment was carried out in the Faculdade de Ciências Agrárias e Veterinárias de Jaboticabal-UNESP. The study was realized in greenhouse cover whit black "sombrite" without lateral protection, employing the DIC in 5x2 factorial scheme, 4 replications and 20 seeds per plot. The substrates humus and vermiculite were compared (S1=H0 V100; S2=H25 V75; S3=H50 V50; S4=H75 V25 e S5=H100 V0). The number of emerged seedlings, plant length, stock diameter, fresh and dry matter of the root and aerial part were evaluated. Statistically significant results were observed for the following parameters: stock diameter at 104 and 118 DAS (Days After Planting) between species, whith superiority of the rangpur lime, but not in 132 DAS. Between treatment none statistically significant result were observed. For fresh and dry matter of the aerial part, none statistically significant results were observed between the species, but the treatment S3 was higher than the S1, not having differed statistically of the others. To the others parameters evaluated, although no statistically significant results were observed, the S3 can be detached.

citrus; humus; vermiculite


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