Studies on nitrogen application for clayey gley paddy soil in ultra early drainage cultivation of rice [Oryza sativa] plant
The heavy clayey gley paddy soil that is low permeability distributes widely in the Hokuriku district. This field is expected to be utilized also for upland crops; we call mulch-purpose field. This low permeability, however, hampers the productivity of the upland crops in a low level. Ordinarily, it...
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Veröffentlicht in: | Bulletin of the Hokuriku National Agricultural Experiment Station (Japan) 1991-12 (33) |
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Sprache: | jpn |
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