日本ナシの整枝法の変更に伴う果実生産要因の推移
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概要
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Present study was carried out from 1965 to 1970 in the orchard of the Horticultural Research Station, Ministry of Agriculture and Forestry, in order to confirm the interrelations between fruit productivity, mean fruit weight and ratios of plant parts as affected by the modification of training systems in pear trees.
- 園藝學會の論文