Judith D. Schwartz Famous Quotes
Reading Judith D. Schwartz quotes, download and share images of famous quotes by Judith D. Schwartz. Righ click to see or save pictures of Judith D. Schwartz quotes that you can use as your wallpaper for free.
biodiversity actually begins in the soil.
Routine assessments of agricultural soils rarely extend beyond the top 10 to 15 centimeters and are generally limited to determining the status of a small number of elements, notably phosphorus (P) and nitrogen (N). Overemphasis on these nutrients has masked the myriad of microbial interactions that would normally take place in soil; interactions that are necessary for carbon sequestration, precursor to the formation of fertile topsoil.
the continent with the highest proportion of its dryland areas classified as severe or moderately desertified is North America, at 74 percent.
