Marijuana.

Marijuana is one of the oldest cultivated crops in China. Our ancestors woven "Geb" with cannabis fibers at least 5,000 years ago.

the Yellow River basin, which spread through Central Asia to Europe and around the world. Therefore, foreign countries call cannabis hemp.

is a year-old herb that belongs to Sankoh. Its stem base is round, the middle and ends are square; the flower monosexual, male and female, male-order conical, female flower-ordered spherical or short spike-shaped; the fruit is thin, the egg-shaped prism, the seed dark green. Male plants are slender, fiber-rich, of good quality and precocious. As early as the 2nd century, east  pointed out that cannabis has a male and female strain. Male strains are called peonies, and females are called hemps.

the hemp stem ligament fibers long and tough, can weave linen, canvas, can also be made of rope mesh. Seeds can be squeezed for paint and paint; The fruit of cannabis can be drugged, sexual taste, for the treatment of intestinal dryness, constipation of the drug, there is still a bucking effect.