Nurturing Life Sciences
#Id: 9038
#Id: 9690
#XL - T Zoology
#Id: 9268
#XL - R Botany
#Id: 1969
#Id: 8144
#XL - Q Biochemistry
#Id: 10798
Monoterpenes ester are called pyrethroids
occur in leaves and flower of chrysanthemum species show very striking insecticidal activity