Controller for farmland humidity alarming and automatic irragation

The utility model discloses a controller used for farmland humidity alarming and automatic irrigation. In the utility model, the lower end of a rod body is connected and sealed with a multiporous pottery clay head, the upper part of the rod body is provided with a transparent air collecting chamber,...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	FUAN XU
Format:	Patent
Sprache:	eng
Schlagworte:	ALARM SYSTEMS CONTROLLING ORDER TELEGRAPHS PHYSICS REGULATING SIGNALLING SIGNALLING OR CALLING SYSTEMS SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
Online-Zugang:	Volltext bestellen
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