| 摘要 |
The present invention relates to a method for protecting living plants against harmful insects by using a sheet-like structure impregnated with an insecticide to cover the surface of the stem, pseudostem, branch, root ball and/or root region of the plant. The invention also relates to living plants which have the surface of the stem, pseudostem, branch, root ball and/or root region of the plant covered by a sheet-like structure impregnated with an insecticide. The invention further relates to a rectangular sheet-like structure which is impregnated with an insecticide and contains a fastening means which, once the surface of the stem, pseudostem or branch of a plant has been covered in tube form, allows the covering to be retained permanently thereon. The invention additionally relates to a sheet-like structure which is impregnated with an insecticide and is in the form of a perforated disc having a continuous through-passage between the outer and inner peripheries. Finally, the invention also relates to the use of the sheet-like structure for protecting living plants against harmful insects. |
