Rice seedling raising tray made of straw

The utility model relates to a rice seedling raising tray made of straw, belonging to the field of rice seedling raising trays. Square convex cones are distributed on a tray surface and are arranged longitudinally and transversely. The upper spacing among the convex cones is 7mm and the lower spacin...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MENG QINGYU, JIAO LIRONG
Format: Patent
Sprache:chi ; eng
Schlagworte:
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