The Usage of Lot-management Water on the Plots at the Green House

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  • ハウス圃場における栽培管理用水利用
  • ハウス ホジョウ ニ オケル サイバイ カンリヨウ スイリヨウ

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Abstract

In the irrigated upland field area, measurement of water volume for different purposes of lot-management water is not enough. In this paper, the actual status of the usage of lot-management water at upland fields is surveyed in Inami Town, Wakayama prefecture. It is cleared that the water use for spray irrigation for liquid fertilizer application and disinfection are included in the water use for water replacement. It is cleared that the water use for solarization, fix planting and removal of tidal damage occur in a different epoch of the occurrence of the water use for water replacement, and/or the amount of them exceeds the amount of water replacement. And it is showed that lot-management water for solarization and fix planting are placed in design irrigation requirement to consider the combination of cultivated plants and/or to put off the date for irrigation in this study field. The amount of the water necessary for removal of tidal damage can be reduced by improvement of equipment and considering the cultivated plants.

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