Figure 1. Schematic diagram of the system for measurement of dissolved carbon dioxide (CO2), dissolved oxygen (DO), pH, and RpH. PC, personal computer.
Figure 2. Schematic diagram of the tube-pump sampling method. CO2, carbon dioxide; DO, dissolved oxygen.
Figure 3. Diurnal variations and changes in dissolved oxygen (DO), saturated (sat) DO, carbon dioxide (CO2), pH, RpH, and solar radiation before and after the herbicide application.
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