A model for predicting the seed crop of Picea abies and Pinus sylvestris
1987
Pukkala, T. (Joensuu Univ. (Finland). Faculty of Forestry)
AGROVOC关键词
书目信息
页码
pp. 135-144
其它主题
Regeneration naturelle; Pronostico del rendimiento; Prevision de rendement; Floracion; Produccion de semillas; Regeneracion natural
语言
芬兰
注释
4 graphs, 2 tables; 24 ref. Summaries (En, Fi)
类型
Summary
1988-08-15
AGRIS AP