Páscoa, Kalill José Viana da Scolforo, José Roberto Soares Ferraz Filho, Antonio Carlos Altoé, Thiza Falqueto Gomide, Lucas Rezende

Growth of Eremanthus erythropappus (DC.) MacLeish in Different Planting Spacings

Publicação on-line; 11 ref.; 7 tables; 2 illus.; Summary (En)



ABSTRACT

This study aimed to evaluate the growth of Eremanthus erythropappus (DC.) MacLeish submitted to
different planting spacing and growth modelling based on the diameter and crown area projection,
as well as to identify the best management strategy to be applied to control the competition,
period and intensity of thinning. The evaluated planting spacings were: 1.5 × 1.5 m; 1.5 × 2.0 m;
1.5 × 2.5 m and 1.5 × 3.0 m. Diametric growth modelling in function of the age and crown area
projection according to the mixed models methodology was efficient and the individual tree
modelling allowed for defining a correct thinning prescription for tree plantations in relation to
the percentage of removal needed at each spacing, thus permitting the trees to grow free from
competition and produce trees with larger diameters.

Keywords: Individual tree models, forest management, thinning schedule.


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