WEDNESDAY, April 10, 2013 â A common virus affecting 79 million Americans, already known to cause cervical and head and neck cancers, may also be linked to lung cancer, according to preliminary research findings presented at the American Association for Cancer Researchâs annual meeting.
Organic mulch is material that is applied to the surface of garden soil to protect plantings and improve soil structure. Mulch is considered organic if it is made of material that was previously living plant matter. Examples of organic mulch include shredded leaves, compost, and crushed corn cobs.
Organic mulches include leaves, wood chips, hardwood and softwood bark, cocoa hulls, compost, pine needles, and a variety of other materials derived from plants, she said.Organic mulches decompose in the landscape at different rates depending on the material.rganic mulches include leaves, wood chips, hardwood and softwood bark, cocoa hulls, compost, pine needles, and a variety of other materials derived from plants, she said.