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.
An organic mulch is a mulch made of natural substances such as bark, wood chips, leaves, pine needles, or grass clippings. Organic mulches attract insects, slugs, cutworms and the birds that eat them. They decompose over time and need to be replaced after several years.