A laboratory technician uses a pH meter to assess soil ac idity, with multiple samples laid out for testing.
Palabras clave
ph,
test,
dirtied,
meter,
measure,
acid,
level,
alkaline,
water,
equipment,
agriculture,
measurement,
technology,
acidity,
science,
plant,
analysis,
scale,
moisture,
organic,
gardening,
nature,
garden,
farm,
vector,
chemistry,
sensor,
background,
laboratory,
indicator,
tester,
food,
device,
probe,
field,
light,
growing,
neutral,
balance,
value,
tool,
disrobed,
solution,
control,
earth,
table,
closeup,
footed,
farming
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