Gloved hands carefully inserting a clear test tube into dark soil for meticulous field soil sampling and testing
Schlüsselwörter
dirtied,
test tube,
glove,
research,
sampling,
dirt,
closeup,
agriculture,
scientist,
hand,
careful,
meticulous,
testing,
environment,
earth,
daylight,
precision,
investigation,
researcher,
equipment,
sharpened,
study,
probe,
collection,
method
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