Agronomic behaviour of lettuce cultivar (Lactuça sativa) in Londrina - PR.
DOI:
https://doi.org/10.5433/1679-0359.1992v13n1p45Keywords:
Lactuca sativa, Cultivar, Yield.Abstract
The agronomic behaviour of 17 cultivars of lettuce in 6 different growing seasons in Londrina-PR, Brazil was evaluated. The results showed that the best cultivars were: Brasil 211, Auréüa, Regina 70, Regina 55 e Black Simpson in the winter; Aurélia and Great Lakes in the Spring; Brasil 311, Aurélia, Vitória de Santo Antão, Regina 55 e Regina 70 in the summer; and Brasil 211, Babá e Great Lakes in the autumn "Maravilha de verão" and "Appia" showed problems of early flowering.
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