Researcher carrying out soil test by taking manual earth core samples from field with metal corer

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Photo credit: © De Meester Johan / Alamy / Afripics
License: Licensed
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Keywords: agricultural, agriculture, analyse, analysing, analysis, bore, boring, core, corer, drill, drilling, earth, farm, farming, farmland, fertility, field, man, manual, metal, nutrients, people, research, researcher, sample, samples, sampling, science, soil, test, testing