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How do earthworms locate humus enriched soil when soil is infertile and humus is added?
Wiki User
∙ 14y ago
Through their sensitivity detectors and by way of their passage forming movements earthworms [of the Lumbricina suborder] locate the humus enriched areas of otherwise infertile soil. Humus refers to the dark brown, fresh smelling, nutrient rich organic matter in soil. Its formation occurs naturally with the breakdown of dead and decaying animal and plant matter within soil. So earthworms have chemically related senses of where humus is. They can pick humus out from a crowd of competing living and non living dwellers of the underground. Additionally, they're sources of humus themselves through their waste products, which are often nitrogen rich.
Wiki User
∙ 14y ago
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What is the meaning of humus-enriched soil?
Humus was added to it
What is the difference between enriched and fortified?
enriched foods have nutrients added to them that were lost during processing. while, fortified foods have had nutrients added that are beyond what the foods originally contained.
What means a food product is enriched?
To enrich something means to add something to it to improve it. Enriched food has vitamins and minerals added to it to make it healthier.
Which is worse white flour or enriched flour?
White flour. Enriched flour has had some nutrients added to it, while white flour has been ground and bleached.
What nutrient do enriched and whole wheat flours add to yeast breads?
There is no yeast at all in enriched flour. Enriched flour has a few specific nutrients added to replace some of the nutrients lost when the bran and germ are removed from whole wheat to produce white flour. Yeast must be added to enriched flour if it is used to make bread. See the Wikipedia article linked below for additional information.
Which of the following is a characteristic of enriched grain products?
They have all of the added nutrients listed on the label
What is it called When nutrients are added to foods that normally don't contain them?
Those foods are called "enriched."
Enriched grain products have which nutrients added?
thiamin,riboflavin,niacin,folic acid, iron.
What is used to enrich foods?
Herbs, spices, and artificial flavourings. Some foods marked "enriched" have vitamins added to them. For instance, white flour that lost vitamins in the milling process (which removes the vitamin-rich outer bran) may be "enriched" by putting the B vitamins back into the product. Milk is often enriched with vitamin D to prevent deficiencies that can result in disease.
What is uranium - 235 when added to natural uranium?
Natural uranium has approx. 0,7 % 235U; uranium with more than 0,7 % 235U is an enriched uranium.
What is enrichment media?
Enriched media are the selective media in which substances like blood,serum,egg etc are added to the basal medium. They are used to grow the bacteria which are more exacting in their nutritional needs. eg-blood agar- enriched with blood loeffers serum slope-enriched with serum lowenstein jensen media-enriched with egg
What is the difference between coelomic fluid and vermiwash?
In my opinion and the way I practice, earthworms are directly (known weight of earthworms) are added to a tray containing known volume of luke warm water(37 to40C) and agitated for about 30 to 60Sec. The heat shock makes them to throw out the coelomic fluid through dorsal pores and the mouth in to tray. T he earthworms are collected back and added in to other tray containing water at room temperature. This helps them to overcome shock and the fluid sticking to their body mixes with the water. Earthworms will be safe and can be left back in to their bins. Mix the water in two trays and this will be the vermiwash or it is coelomic fluid in diluted form. As one is washing the earthworms in water, it is called vermiwash. Coelomic fluid can be collected dirctly from the coelomic cavity by subjecting earthworms to cold shock or mild electric shocks. This is carried out to understand various components in coelomic fluid for scientific investigations. Vermiwash can be used as spray in nurseries.
