Search results
Results from the WOW.Com Content Network
Thereby soil bulk density is always less than soil particle density and is a good indicator of soil compaction. [47] The soil bulk density of cultivated loam is about 1.1 to 1.4 g/cm 3 (for comparison water is 1.0 g/cm 3). [48] Contrary to particle density, soil bulk density is highly variable for a given soil, with a strong causal relationship ...
The level of maternal nutrition during pregnancy can affect a newborn baby's body size and composition. [14] Iodine deficiency in mothers usually causes brain damage in their offspring, and some cases cause extreme physical and intellectual disability. This affects the children's ability to achieve their full potential.
Being underweight is an established [21] risk factor for osteoporosis, even for young people. This is seen in individuals suffering from relative energy deficiency in sport, formerly known as female athlete triad: when disordered eating or excessive exercise cause amenorrhea, hormone changes during ovulation leads to loss of bone mineral density.
Child undernutrition itself takes three common forms: stunting, wasting, and being underweight. Stunting is low height that results from insufficient nutrient intake, wasting is low weight which indicates body mass and fat deficit, and being underweight is a measure that includes the effects of both stunting and wasting. [9]
Stunted growth, also known as stunting or linear growth failure, is defined as impaired growth and development manifested by low height-for-age. [1] It is a manifestation of malnutrition and can be caused by endogenous factors (such as chronic food insecurity) or exogenous factors (such as parasitic infection).
If the soil particles in a sample are predominantly in a relatively narrow range of sizes, the sample is uniformly graded. If a soil sample has distinct gaps in the gradation curve, e.g., a mixture of gravel and fine sand, with no coarse sand, the sample may be gap graded. Uniformly graded and gap graded soils are both considered to be poorly ...
The number of underweight children has decreased since 1990, from 33 percent to 28 percent between 1990 and 2004. [2] Underweight and stunted children are more susceptible to infection, more likely to fall behind in academics and develop non-infectious diseases, ultimately affecting their livelihood. [107]
Soil, also commonly referred to as earth, is a mixture of organic matter, minerals, gases, liquids, and organisms that together support the life of plants and soil organisms. Some scientific definitions distinguish dirt from soil by restricting the former term specifically to displaced soil. Soil measuring and surveying device