Application example: Expansion of the Leeheim irrigation test field

Landesbetrieb Landwirtschaft Hessen (LLH) Darmstadt

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Installation of the sensor in the soil at a 45° angle

Laying the cabling and underfloor enclosures in the ground

Finished structure. All sensors and data loggers are now installed in the floor

Permanent monitoring of soil moisture (vol. water content and soil water tension) in the topsoil as part of action LN-09c

Soya irrigation trial in plots at yearly changing locations. Randomised trial with n = 4.

Trial factor 1 Irrigation (3 variants):

Sensorbased support for irrigation according to nFK;
irrigation according to a web-based decision-making system for demand-based irrigation (irrigation app of ALB Bayern e.V.);
without supplementary irrigation

Trial factor 2 Variety from maturity group 000 (2 variants):

Continuous measurement of the water balance in the individual plots using soil moisture sensors

envi-IoT Midi LoRaWAN (item no. 22052/LR)
Basic sensor equipment in each plot:

Additional technical equipment for sensor comparison SMT-100 vs. Hydra-Sonde vs. Tensiomark® in selected variants:

Landesbetrieb Landwirtschaft Hessen (LLH) Darmstadt
Funded by the State of Hesse

Contact person and project manager:
Julian Veit
LLH Hessen (Darmstadt)
Email: julian.veit@llh.hessen.de