Pyrethrum
Datta, S.C., Virmani, O.P.
Pyrethrum - Lucknow 1964 - 21 p. - Bulletin of the National Botanic Gardens No. 102 .
635.939.98
Pyrethrum - Lucknow 1964 - 21 p. - Bulletin of the National Botanic Gardens No. 102 .
635.939.98