This open access book provides methods for the estimation of Biomass Water Equivalent (BEW), an essential step for improving the accuracy of area-wide soil moisture by cosmic-ray neutron sensors (CRNS).
Foreword.- Summary.- 2. In-Situ Destructive Sampling.- 2.1 The Concept of Representivity.- 2.2 Plant Sampling Pattern and Design.- 2.3 Biomass Water Equivalent.- 2.4 Conclusions.- 3. Remote Sensing via Satellite Imagery Analysis.- 3.1 Photo-Reflective Properties of Plants.- 3.2 Satellite Image Analysis.- 3.3 Conclusions.- 4. Estimate of Biomass Water Equivalent via the Cosmic Ray Neutron Sensor.- 4.1 The role of Biomass in the CRNS Calibration.- 4.2 Relationship between Neutrons and Crop Biomass.- 4.3 Dire4ct Relationship between Neutrons and Biomass.- 4.4 Conclusions.