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Forest Science Database

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Records acreages planted with hybrid Poplar strains introduced into Japan since 1957, with details of diameter growth of 'I-214' which, with a mean diameter of 30 cm. at 7 years, compares favourably with growth in northern Italy. KEYWORDS: variety trials \ hybrids \ Populus 'I 214' \ increment \...

Endo, Y.
Wood Industry, 1965, 20, 12, pp 6-9

The results are reported of experiments on breeding Aspen hybrids or cultivars suited to sunny slopes or dry sites in Japan. Crosses, including reciprocal crosses, were made between P. sieboldii, P. tremula var. davidiana, P. grandidentata and P. tremuloides. Progeny showing conspicuous hybrid...

Takayama, Y.
Nihon Ringaku Kai Shi = Journal of the Japanese Forestry Society, 1968, 50, 9, pp 267-73

Tabulates results of experiments in Tottori with cuttings from 10 American hybrids, in respect of length and thickness of shoots, and number, length and thickness of shoots from cut-back rooted cuttings. Best growth results were those of OP 20 (Populus charkowiensis X P. caudina) followed by OP 285 ...

Hara, M.; Tanaka, K.
Transactions of the Tottori Society of Agricultural Science, 1955, 10, 4, pp 30-3

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