Field Notes

<--2018-05-11 11:00:00 | 2018-05-23 11:00:00-->
Other sites visited today: Tonzi | Vaira

Tonzi: 2018-05-23 10:00:00 (DOY 143)
Author: Siyan Ma
Others: Joe

Summary: Standard field work, grass about 50% brown/yellow

When: Date: 5/23/2018 , Day: 142 , Watch Time: 10:00 am .

Where: Tonzi/Vaira Ranch

Who: Siyan, Joe

Weather: clear, sunny

Phenology: 50% up grasses turned into brown or yellow

Summary

Swapped memory sticks of Licor-7500A. (Joe)
Checked and downloaded phenocam images and met data from PC at three towers. (Joe)
Read dendrometers
Measured soil moisture
Measure groundwater well
download GlobalWater data (Joe)
Measured grass height
Measure midday water potential of oak leaves
Spectrum of Vaira grassland
Download IRT data (Joe)

Vaira_Grass Site

Fence worked.
Downloaded Phenocam images. (Joe)
Swapped the memory stick of Licor-7500A. (Joe)
Checked the fans of air temp and relative humidity sensors at Vaira. YES!
Downloaded met data (Joe)

Checked levels of Radiation sensors, clear up surfaces. YES!
Checked rain gage, make sure not clogged. YES!
Closed gate and set up fence. YES!

Tonzi_Tower Site

Fence worked.
swapped the memory stick of Licor-7500A. (Joe)
download Phenocam images. Yes! (Joe)
checked the fans of air temp. and relative humidity sensors on the tower and the floor. YES! (Joe)
Checked rain gage, make sure not clogged. YES!
Screens of met dataloggers:

CR23X3 floor-Met & soil moisture

CR1000 tower-Met

Soil CO₂ profile: CR23X5 soil CO₂ profile

CO2 profile system (under construction).

8. closed gate and set up fence. YES!

Toniz_Floor Site

Fence worked.
Swapped the memory stick of Licor-7500A.

Closed gate and set up fence. YES!

Field Data

No tank data

Well Depth

Date	Location	Depth (feet)
2018-05-23	TZ_floor	18.8
2018-05-23	TZ_road	27.8
2018-05-23	TZ_tower	23
2018-05-23	VR_pond	19.14

mode = both
Moisture Point Probes TZ
Array ( [0] => Tower [1] => Floor_South [2] => Floor_East [3] => Soil_Transect_4 [4] => Soil_Transect_3 [5] => Soil_Transect_2 [6] => Soil_Transect_1 [7] => SoilCO2_West_A [8] => SoilCO2_West_B [9] => SoilCO2_West_C [10] => Floor_West )

Date	DOY	Rep	Depth	Tower	Floor_South	Floor_East	Soil_Transect_4	Soil_Transect_3	Soil_Transect_2	Soil_Transect_1	SoilCO2_West_A	SoilCO2_West_B	SoilCO2_West_C	Floor_West	Avg	Spacial Count	Measurement Count
2018-05-23	143	0	0-15cm	6.8	4.2	13	10.4	5.3	6.2	0.9	10.6	8	5.3
2018-05-23	143	0	15-30cm	14.5	11.8	13.6	10	16.1	15.8	6.3	12.1	12	13.9	10
2018-05-23	143	0	30-45cm	17	16.2	16.2	10.6	17.3	21.5	17.6	20.4	17	19.5	18.4
2018-05-23	143	0	45-60cm	23.9	13.9	20.5	15	20.8	35.1	15.6	23.6	23.4	28.8	30.8
2018-05-23	143	1	0-15cm	6.8	4.5	12.1		5	6.2	1.5	10	8	5.3	9.7
2018-05-23	143	1	15-30cm	13.6	12.1	13	10	16.1	15.8	5.7	11.9	10.3	13	9.7
2018-05-23	143	1	30-45cm	16.2	27.3	15.4	10.9	17	21.2	17.9	20.4	16.5	19.3	16.5
2018-05-23	143	1	45-60cm	24.2	14.2	20.5	19.9	20.5	36	15.6	23.4	23.9	27.9	30.5
2018-05-23	143	Avg	0-15cm	6.8	4.35	12.55	10.4	5.15	6.2	1.2	10.3	8	5.3	9.7	7.27	11	20
2018-05-23	143	Avg	15-30cm	14.05	11.95	13.3	10	16.1	15.8	6	12	11.15	13.45	9.85	12.15	11	22
2018-05-23	143	Avg	30-45cm	16.6	21.75	15.8	10.75	17.15	21.35	17.75	20.4	16.75	19.4	17.45	17.74	11	22
2018-05-23	143	Avg	45-60cm	24.05	14.05	20.5	17.45	20.65	35.55	15.6	23.5	23.65	28.35	30.65	23.09	11	22

mode = both
Moisture Point Probes VR
Array ( [0] => Solar_Panels [1] => Flux_Tower [2] => Gate [3] => Biomass_Cage )

Date	DOY	Rep	Depth	Solar_Panels	Flux_Tower	Gate	Biomass_Cage	Avg	Spacial Count	Measurement Count
2018-05-23	143	0	0-15cm	5.9	2.7	9.1	1.2
2018-05-23	143	0	15-30cm	9.7	10.6	6	7.2
2018-05-23	143	0	30-45cm	14.5	4.8	7.8	16.5
2018-05-23	143	0	45-60cm	28.2	16.2	21.9	19.3
2018-05-23	143	1	0-15cm	5.3	2.4	9.7	1.5
2018-05-23	143	1	15-30cm	9	10.9	6.6	7.5
2018-05-23	143	1	30-45cm	15.1	4.2	8.1	17
2018-05-23	143	1	45-60cm	28.2	17	21.6	19.6
2018-05-23	143	Avg	0-15cm	5.6	2.55	9.4	1.35	4.73	4	8
2018-05-23	143	Avg	15-30cm	9.35	10.75	6.3	7.35	8.44	4	8
2018-05-23	143	Avg	30-45cm	14.8	4.5	7.95	16.75	11	4	8
2018-05-23	143	Avg	45-60cm	28.2	16.6	21.75	19.45	21.5	4	8

Grass Height TZ 15

Date	Height reps (cm)															Location	Average	Samp	STDEV
2018-05-23	35	38	40	41	33	45	33	30	33	26	28	30	30	28	38	GH_ALL	33.87	15	5.33

Grass Height VR 15

Date	Height reps (cm)															Location	Average	Samp	STDEV
2018-05-23	42	43	40	47	48	42	50	78	52	40	38	48	46	40	34	GH_ALL	45.87	15	9.8

Tree DBH

Date	Tag#	Reading (mm)
2018-05-23	1	20.1
2018-05-23	102	10.1
2018-05-23	2	22.2
2018-05-23	245	9.5
2018-05-23	3	18.5
2018-05-23	5	17.9
2018-05-23	72	14.8
2018-05-23	79	12.3

Water Potential - mode: raw

Time	Species	Tree	readings (bar)
2018-05-23 12:45:00	OAK	102	-10	-22	-8
2018-05-23 12:45:00	OAK	35	-23	-26	-29
2018-05-23 12:45:00	OAK	92	-24	-30	-27
2018-05-23 13:08:00	PINE	OLD	-3	-5	-22
2018-05-23 13:08:00	PINE	YNG	-4	-5	-9