DIGITALNA ARHIVA ŠUMARSKOG LISTA
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ŠUMARSKI LIST 1-2/1966 str. 133     <-- 133 -->        PDF

No heterosis Table 2.
Date of Breeder´s (author´s)


Female tree
Male tre


publication name, country


P.
balsamifera diploid P. balsamifera 1960 A. M. Manzos, U.S.S.R.
diploid
p.
nigra P. pyramidalis 1961 A. V. Albienskij,
U.S.S.R.
p.
maximowiczii P. berolinensis 1962 Z. Pohl, Poland
p.
angulata P. laurifolia 1963 Z. Stecki, Poland
p.
deltoides P. deltoides 1964 C. M. Larsen, Belgium
p.
trichocarpa P. trichocarpa 1964 C. M. Larsen, Belgium
Crosses in the subgenus Leuce (5-year-old)
Table 3.
No. Female tree, origin Male tree, originMean
height
x
Standard
deviation


1 P. tremula, Körnik P. tremula, Körnik 476,0 66,6
2 IP. tremula, Körnik P. alba, Fredrowo 678,0 158,1
3 P. alba, Körnik P. alba, Fredrowo 545,0 107,4
4 P. alba, Körnik P. tremula, Szczecinek 436,2 89,5


Crosses in the subgenus Eupopulus (5-year-old)
Table 4.
No. Female tree Male tree
Mean
height
Standard
deviation


1 P. angulata P. laurifolia 515,5 79,7
2 P. angulata Pnigra
466,5 114,9
3 P. pyramidalis P. laurifolia 466,5 99,0
4 P. pyramidalis P. nigra 431,7 61,7


REFERENCES


1.
Aldhou s L. R. 1957. Provenance studies. For. Res. For. Comm., London 1956/57.
2.
Albienski j A. V. 1961. Dostignuæa u selekciji šumskih vrsta u SSSR-u. Topola,
5, Beograd.
3.
Anony m 1959. Poplar investigation. Report Soil Conservation and Rivers
Control. Council, Wellington 1958/59.
4.
Bialobo k S. 1965. Wstepne wyniki hodowli topoli w Zakladzie Dendrologii
i Pomologii w Korniku. Arboretum Körnickie roezn. II, (175—193).
5.
DimpfelmeierR . 1963. Ergebnisse fünfjähriger Kombinationszüchtungsversuche
mit Populus tremula L. Forstwiss. Cbl., 72, (9) 10.