170912_347.jpg | Jonathan Buckley Photography

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Checking soil profile by digging an inspection hole. Step 5 showing final pit revealing layers of top soil, subsoil and sub sub-soil

Filename: 170912_347.jpg
Copyright: © Copyright Jonathan Buckley
Image Size: 4480x6720 / 22.7MB; www.jonathanbuckley.com; London clay assessing by checking chores earth gardening holes inspection jobs methods pits practical profiles profiling samples sampling sequence sequences series soil step by steps steps structure technique techniques testing tests types yys
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