00385nam a2200145 a 450000500170000002000150001708200190003210000060005111000230005724500520008026000270013230000180015949000420017771000200021920251203090534.0  a0080288936  a632.9,bD, whi  d_  aWhitehead, avid L.  aNatural products for innovative pest management  aOxfordbPergamonc1982  axx,586p, 22cm  aCurrent themes in tropical scienced2  aBowers, William