Sources and rates of nitrogen in the cultivation of flax
Author(s) -
Soethe Geovan,
Armin Feiden,
Bassegio Doglas,
Ferreira Santos Reginaldo,
Nelson Melegari de Souza Samuel,
Deonir Secco
Publication year - 2013
Publication title -
african journal of agricultural research
Language(s) - English
Resource type - Journals
ISSN - 1991-637X
DOI - 10.5897/ajar2013.7028
Subject(s) - linum , nitrogen , crop , urea , dry weight , agronomy , chemistry , yield (engineering) , horticulture , biology , physics , organic chemistry , thermodynamics
This study aimed to evaluate the potential development of golden flaxseed (Linum usitatissimum L.) under the influence of the application of sources and rates of nitrogen. The experiment was conducted in the field Unioeste, Campus Cascavel, State of Parana, using the factorial design (2×5) randomized, two nitrogen sources (urea and ammonium sulphate) and five rates of nitrogen (0, 50 , 100, 150 and 200 kg ha -1 ). We evaluated the following characteristics: plant height, fresh (FWP) and dry weight (DWP) of plants, number of stems, number of capsules (NC), fresh and dry weight of capsules (FWC; DWC), 100grain weight and yield (kg ha -1 ). The urea as nitrogen source had a positive influence on the productivity of flax, which was only influenced depending on the nitrogen source. Nitrogen rates influenced some production components, but not the crop.
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