The bamboo extract containing grass protection claim herbicidal compositions

摘要

A herbicidal composition for protecting lawn comprising the extract of bamboo is provided, which composition promotes growth of lawn roots, removes weeds, supplies nutrients to lawn, and is nontoxic to human, so that the growth of weeds can be inhibited, the growth of lawn can be promoted, and the color of lawn can be dark green. The herbicidal composition for protecting lawn comprises 85 to 90 wt.% of salt water containing 20 to 70% of salt, 5 to 10 wt.% of bamboo extract with water content of 90 to 95%, 4.05 wt.% of calcium carbonate, 0.1 wt.% of yellow soil, 0.4 wt.% of organic matter, 0.16 wt.% of nitrogen, 0.1 wt.% of effective phosphate, 0.1 wt.% of potassium, 0.05 wt.% of calcium, 0.01 wt.% of magnesium, 0.01 wt.% of sodium, and 0.02 wt.% of spreader.