Measure crop evapotranspiration and soil seepage amount's device

The utility model discloses a measure crop evapotranspiration and soil seepage amount's device, including upper cover, square container, foot support, the upper cover shape is similar to positive rectangular pyramid, and the upper cover top be 25cm far from the bottom distance, and the square l...

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Bibliographische Detailangaben
Hauptverfasser: ZHANG LIUDONG, RAO BIYU, LI QUN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses a measure crop evapotranspiration and soil seepage amount's device, including upper cover, square container, foot support, the upper cover shape is similar to positive rectangular pyramid, and the upper cover top be 25cm far from the bottom distance, and the square length of side in bottom is 50cm, the square container length of side is 50cm, and the top edge is provided with the wide basin of 5cm, and the top links up with the upper cover, and the square container bottom be protruding positive rectangular pyramid downwards, and just rectangular pyramid summit position is provided with five diameter 1cm's the hole that leaks, and the summit is 15cm far from the distance of bottom surface, foot leg joint square container bottom end, foot support height is 30cm. The utility model discloses when measuring that crop evapotranspiration is with soil seepage amount in a period, through measuring the water yield that the basin was collected, obtain the volume of sending out of rising of in