Thinning program applied in the growth model for the spruce-pine stands in northeastern Poland [selective thinning]
1991
Siekierski, K. (Warsaw Agricultural University, Warsaw (Poland). Dept. of Forest Productivity)
Type and intensity of thinning can be chosen by using a thinning program as applied in the growth model for spruce-pine stands. Pines are divided into Kraft classes and spruces into dominant and suppressed stands
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书目信息
页码
pp. 21-25
其它主题
Modelos matematicos; Clasificacion; Diametre; Polonia/ crecimiento; Pologne/ croissance; Eclaircissage; Modele mathematique; Amelioration des peuplements
语言
英语
注释
ill.; 12 ref. Summary (Pl)
类型
Summary
1992-08-15
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