竹節蟲研究組（英语：Phasmid Study Group）（PSG）認定本科包含10個亞科，但此定義應為複系群。 竹節蟲科的分類地位仍不穩定，不同學者對其包含類群的定義均有差異。過去竹節蟲科為一複系群，2001年有學者將竹節蟲 ...

GREENSBORO, N.C. — The presence of soybean cyst nematode is well known to cause plant stunting and yellowing, with some estimates showing the financial toll across the U.S. to be as high as $1.5 ...