Method for collecting and preparing 1m original whole specimen of multi-gravel soil
A technology of specimen collection and production method, which is applied in the field of soil specimen collection and production, can solve the problem that the weight of gravel cannot be fixed for a long time, and achieve the effect of easy operation
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[0038] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0039] Such as Figure 1-3 shown.
[0040] The invention discloses a method for collecting and preparing a 1 m whole section of a gravelly soil sample, which comprises collecting and making a specimen of a full section of gravel soil column. Among them, before collecting the entire soil column with many gravels, the wooden box (sample storage box) containing the entire soil column was bound with an electric drill. The size of the wooden box was the same as the conventional one, 100cm×22cm×6cm. Then choose a natural gravel surface with the best angle, remove the obstacles around it with a military shovel, hang a ruler, and shoot it with a high-resolution digital SLR camera ( figure 1 ). After dividing the layers, first take out the first layer with a shovel, put it in the wooden box in place, and then take out one layer after another. The upper and lo...
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