http://www.cnr.it/ontology/cnr/individuo/prodotto/ID171301
Nitrogen fertilization of new cultivars of lettuce (Articolo in rivista)
- Type
- Label
- Nitrogen fertilization of new cultivars of lettuce (Articolo in rivista) (literal)
- Anno
- 2006-01-01T00:00:00+01:00 (literal)
- Alternative label
Parente A., Gonnella M., Santamaria P., Labbate P., Conversa G., Elia A. (2006)
Nitrogen fertilization of new cultivars of lettuce
in Acta horticulturae
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Parente A., Gonnella M., Santamaria P., Labbate P., Conversa G., Elia A. (literal)
- Pagina inizio
- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#note
- Acta Horticulturae, n. 700, 137-140. (literal)
- Note
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- 1-2) CNR, Ispa; 3-4-5) UniBa, DSPV; 6) UniFg, Dip. Scienze Agroambientali, Chimica e Difesa Vegetale (literal)
- Titolo
- Nitrogen fertilization of new cultivars of lettuce (literal)
- Abstract
- The present work aimed to study production and accumulation of nitrate by
new cultivars of lettuce in response to nitrogen doses applied to the soil. Two field
trials were carried out during 1999-2000and 2000-2001,the soil had received 30 and
64 kg'ha-l of N, respectively, for the two trials as a pre-transplanting fertilization.
Our main objective was to com~are a control unfertilized treatment with two
nitrogen doses (75 and 150 kg'ha- ) applied by fertigation to different cultivars of
lettuce belonging to the folIowingtypes: Lollo Bionda, Canasta, Lollo Rossa, and, in
the second trial, Oakleaf. The Lollo Rossa cuItivars produced 26 and 56% less than
the Canasta type, respectively, in the first and the second year, probably due to the
absence of a real head in the Lollo type. The application of nitrogen by fertigation
increased yield compared with the unfertilized control, but with no difference
between doses and rates of fertilization. On the other hand, nitrogen posttransplanting
fertilization increased the nitrate content in leaves. The Lollo cuItivars
accumulated more nitrate than the other ones. The nitrate levels were greatly below
the limit of 4.000 mg kg-1fw imposed by EU Regulation No. 563/2002. (literal)
- Prodotto di
- Autore CNR
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