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DISCOVERING 4-H 091 Discover 4-H 092 All Around the Globe DOGS & DOG CARE 200 All About Dogs 201D You and ...
a random pattern, take 10–15 standard, 1-inch soil cores at 0–12 inches deep. Then, take a subsample of the ...
public health threat evidenced by recent trans- boundary spread and pandemics of animal (porcine epidemic ...