Field Notes

<--2006-02-09 10:30:00 | 2006-03-08 10:30:00-->
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Tonzi: 2006-02-23 10:30:00 (DOY 54)
Author: Siyan Ma
Others: Ted, Rob

When: Date: 2/23/2006 , Day: 54 , Watch Time: 10:30 am .
Where: Tonzi/Vaira Ranch
Who: Siyan, Ted, and Rob Rhew’s group
Weather: clear, sunny
Phenology: grass is growing. Hardly see new sprouts at both sites. Leaf and stem are getting thicker. Grass debris is still visible and influences the growth and development of grass this year.
Summary

swap Li_7500 at Tower
Ted check and download data at Tower, Floor, and Vaira. Everything is good except the digital camera on Tower. I will make a figure to check the continuance.
grass sample for LAI and phenology in Tower and Vaira, oak branches for N
Ted changed batteries of soil CO2 profile system. Need keep eyes on recent data.
oak woody and grass samples in Tonzi (Alex).
do the measurements of soil moisture, dendrometer, and spectrometer.
show Rob Rhew’s group around

Tonzi
Dendrometer

Date	Day	Tag #	Reading (cm)
2/24/2006	54	71	22.6
		72	23.3
		77	Broken
		78	Broken
		79	22.9
		245	20.3
		248	24.0
		250	21.9
		255	22.9
		‌252‌	missing
		102	Broken

tonzi	7931AFE	402165	574B4B	402FF3	574632	7A432E	7A3C6E	7A3B40	7A4AAA
D040
23-Feb-06	SM
0-15	40.0	36.3	39.9	22.7	31.7	37.5	24.1	22.3	20.5
15-30	39.7	38.5	38.2	38.4	24.0	42.8	27.3	30.6	18.2
30-45	38.4	42.3	41.1	38.0	28.3	45.6	28.8	32.1	32.6
45-60	40.1	57.0	50.4	45.8	31.9	39.1	38.9	42.5	28.5

	A6D882B	A3D04E8	A6D72F5

0-15	32.1	29.7	19.8
15-30	25.2	27.5	30.9
30-45	33.4	32.7	35.3
45-60	44.0	46.5	45.1

vaira	57318a	7933dee
0-15	19.0	22.3
15-30	24.4	28.6
30-45	26.9	27.8
45-60	30.1	34.0

Sample sheet for MIBA

Sample vial	What
MIBA-US-01._-	Leave 1
MIBA-US-01.__-	Leave 2
MIBA-US-01. ___154_	Grass 1
MIBA-US-01. __155	Grass 2
MIBA-US-01. _-	Surface Litter
MIBA-US-01. _156_	Soil in 10 cm
MIBA-US-01. _157	Stem 1
MIBA-US-01. _158_	Stem 2