TY  - BOOK
AU  - Mitchell, R.L.
TI  - The spectrographic analysis of soils, plants and related materials
T2  - Commonwealth Bureau of Soil Science; Technical Communication; no.44
U1  - 631.42:543.42 H8 
PY  - 1948///
CY  - England
PB  - Commonwealth Bureau of Soil Science
KW  - Soil analysis,Plant analysis,Spectrograph analysis,Soil Science
ER  -