Use the tape measure to sample 1 cm2
then use talcum powder around the temple, then the spade into the ground about a half-inch
disposable to eliminate plastic waste defenseless being landfilled and no degradation.
digging with a shovel sterilized deep 15 cm
samples in a clean container sterile
areas to sample 1 cm2 random samples do not soil the number five spot
soil each point of the store mix and mash sieve. 2-3 mm in diameter
so that the soil of
the soil sample in a clean container and sterile. If you have not studied soil samples were collected to put into the fridge
, but should not be kept longer than two weeks.
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