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Avaliação de cultivares de alface crespa produzidas em - Unesp

Avaliação de cultivares de alface crespa produzidas em - Unesp

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38<br />

Tabela 5. Valores médios dos teores <strong>de</strong> macronutrientes <strong>em</strong> (g.kg -1 ), nas folhas<br />

<strong>de</strong> <strong>cultivares</strong> <strong>de</strong> <strong>alface</strong>, <strong>em</strong> dois ambientes <strong>de</strong> cultivo, no sist<strong>em</strong>a<br />

hidropônico-NFT, Ribeirão Preto (SP), 2006.<br />

Nutrientes N P K Ca Mg S<br />

Ambientes (A)<br />

Ambiente<br />

convencional 35,77a 3,58b 74,75a 12,21a 11,287a 1,37a<br />

Ambiente climatizado 34,09b 4,15a 62,90a 9,57b 4.09a 1,21a<br />

Teste F 7,06* 29,27** 2,56 NS 9,66** 2,26 NS 1,67 NS<br />

D.M.S. (5%) 1,11 0,18 12,93 1,48 0,39 0,21<br />

Cultivares (C)<br />

Pira vermelha (C 1 ) 33,40b 3,46c 61,97ab 8,42b 3,75ab 0,90cd<br />

Pira roxa (C 2 ) 33,30b 4,44a 50,72b 9,38b 3,72b 0,76d<br />

Locarno (C 3 ) 35,40ab 3,63c 71,83ab 11,70ab 4,58ab 1,30bc<br />

Crespona gigante<br />

(C 4 ) 36,13a 3,67bc 92,00a 13,15a 4,53ab 1,58ab<br />

Verônica (C 5 ) 36,42a 4,10ab 67,62ab 11,80ab 4,70a 1,93a<br />

Teste F 4,41* 11,62** 3,36* 4,17* 3,63* 12,23**<br />

D.M.S. (5%) 2,70 0,45 31,51 3,60 0,96 0,52<br />

Interação (A x C)<br />

Teste F p/ int. A X C 1,62 NS 12,46** 1,49 NS 0,59 NS 1,41 NS 0,35 NS<br />

CV (%) 4,98 7,47 29,47 21,31 14,55 25,90<br />

Médias seguidas <strong>de</strong> mesma letra na coluna, não difer<strong>em</strong> entre si pelo teste <strong>de</strong><br />

Tukey (P

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