1. To Keep Soil Temperature: summer to lower the
temperature, winter to keep weep warm, to maintain roots
of plant, normal to absorb nutrient
2. To Control Weeds Lush Growth: complete to control any
type of grass to lush growth to economize the uses of
weed killer, to reduce wages
3. To Increase Luminosity of Garden: to make use of light
reflection and diffusion theorem, to increase
illuminant, to raise commodities of crop
4. To increase coloration of melons, fruits and flowers
5. To raise quality
6. Advantages:
. Economic
. Strong
. Reusable
. Easy to use