Publication Date

1989

Description

Dry matter production of tall fescue (Festuca arundinacea Schreb.) is usually analysed from the following aspects: 1. CO2 metabolism., 2. leaf area index., 3. morphological traits. The relationship between photosynthesis and DM production of this species is relatively complex and not yet clearly elucidated (Wilhelm and Nelson, 1978). On the other hand a close relationship between the leaf area index and DM production of this species was confirmed (Poskuta et al., 1986; Gaborcik, 1986 a). There is relatively less information about the relation­ship between root system characteristics and shoot DM pro­duction (Elkins et al., 1979). The aim of this research was to evaluate the relationship between root system traits and shoot DM production. Mineral concentration (N,P and K) in shoots and their uptake was also sutdied.

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The Role of Root System in Tall Fescue (Festuca arundinacea Schreb.) Productivity

Dry matter production of tall fescue (Festuca arundinacea Schreb.) is usually analysed from the following aspects: 1. CO2 metabolism., 2. leaf area index., 3. morphological traits. The relationship between photosynthesis and DM production of this species is relatively complex and not yet clearly elucidated (Wilhelm and Nelson, 1978). On the other hand a close relationship between the leaf area index and DM production of this species was confirmed (Poskuta et al., 1986; Gaborcik, 1986 a). There is relatively less information about the relation­ship between root system characteristics and shoot DM pro­duction (Elkins et al., 1979). The aim of this research was to evaluate the relationship between root system traits and shoot DM production. Mineral concentration (N,P and K) in shoots and their uptake was also sutdied.