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Whalen, J
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Authors
Leksono, E
Adamchuk, V
Whalen, J
Buelvas, R
Adamchuk, V
Debbagh, M
Madramootoo, C
Whalen, J
Topics
Proximal and Remote Sensing of Soil and Crop (including Phenotyping)
Wireless Sensor Networks
Type
Poster
Year
2018
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Filter results2 paper(s) found.

1. Development of a Manual Soil Sensing System for Measuring Multiple Chemical Soil Properties in the Field

Variable Rate Fertilizer Application (VRA) requires the input of soil chemical data. One of the preferred methods for analyzing soil chemical properties in the field is by using Ion Selective Electrodes (ISEs). To accommodate portability in soil measurements, a manual soil sampling system was developed. Nitrate, Phosphate and pH ISEs were integrated to provide a general outlook on the condition of essential soil nutrients. These ISEs were placed on a modified hand-held soil sampler equipped... E. Leksono, V. Adamchuk, J. Whalen, R. Buelvas

2. Development of a Wireless Sensor Network for Passive in situ Measurement of Soil CO2 Gas Emissions in the Agriculture Landscape

Quantification of soil Greenhouse Gas (GHG) emissions from agricultural fields is essential for understanding the environmental impact of intensive crop and livestock production systems. Current methods of analysis include flux calculations derived from the concentration of gases (CO2, N2O, CH4) exchanged between soil and the atmosphere. Samples of these GHG are obtained manually by closed non-steady state non-flow through,or “static”, chambers and analyzed ex situvia gas... V. Adamchuk, M. Debbagh, C. Madramootoo, J. Whalen