Humus
Humus is the more or less stable fraction of organic matter remaining in a soil after the major portions of added plant and animal residues have decomposed. No longer recognizable as living tiss...
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Humus
Humus is essentially decomposed organic matter in soil. Humus can vary in color but is often dark brown. Besides containing valuable nutrients, there are many other benefits of humus: it stabili...
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Question 1 of 10:The upper layer of soil is known as topsoil. What is the layer beneath called?a) Bedrock (0)b) Loam (0)c) Subsoil (1)d) Scree (0)Question 2 of 10:The presence of which creatures is...
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Dairy farmer Ken Nobis reaches into a tall mound of what looks like topsoil and grabs a clump, which he looks over and quickly sniffs before crumbling it.The 10-foot-high, 50-foot-long heap that he...
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Ever-inventive entrepreneurs found unusual ways to profit from the flood of Gazan Palestinians across the Egyptian border, which burst open for two days after a long blockade.One boy charged a shek...
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Two Palestinian men crawl through an opening not much larger than a shoe box and descend a shaky ladder, into a space filled with the rank smell of urine and cigarette smoke.This underground, unfin...
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For 15-year-old Issa, days of summer start when the sun rises over a northern Israeli hill, shining on a garbage dump, a thorny field and then the dirty mattress that is his bed.Issa is among hundr...
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On that sunny Saturday morning there were lots of smiling faces and a palpable mood of low-key excitement as kids and adults talked with the city workers and volunteers who answered questions, ...
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Humus
Humus
Unearthed: A Soil Quiz
