Results 151 to 160 of about 4,292 (220)

Ectoparasite abundance and pathogen prevalence of the San Clemente Island fox (Urocyon littoralis clementae). [PDF]

PLoS One
Green DA, Maestas JM, Sanchez JN, Nieto NC, Bridges AS, Garcelon DK.   +5 more
europepmc   +1 more source

Resistance to pyrethrins.

Bulletin of the World Health Organization, 1998
openaire   +1 more source

Knockdown-resistant mutations in head lice (Pediculus humanus capitis) collected from schoolchildren in Riyadh, Saudi Arabia. [PDF]

Sci Rep
Alghashmari IH, Zelai NT.
europepmc   +1 more source

Strategies for the development of a competitive pyrethrum-based pesticide sector in Kenya. Final report (NRI report no. 2695) [PDF]

, 2002
Burnett, Duncan, Farrell, Graham, Kiiru, Mary   +2 more
core  

Phenotypic plasticity vs. local genetic adaptation: essential oil diversity of natural immortelle (Helichrysum italicum (Roth.) G.Don) populations along eastern Adriatic coast. [PDF]

Front Plant Sci
Ninčević Runjić T, Pljevljakušić D, Runjić M, Grdiša M, Šatović Z.   +4 more
europepmc   +1 more source

Determination of Natural Pyrethrins

Determination of Natural Pyrethrins
openaire  

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Biosynthesis of the Pyrethrins

Nature, 1961
RECENT work1 has indicated that mevalonic acid (I) is an intermediate in the biosynthesis of terpenoid compounds. We now wish to report some experiments which indicate that this acid is also involved in the biosynthesis of the ‘pyrethrins’, the insecticidal constituents of the pyrethrum plant, Chrysanthemum cinerariaefolium.
M P, CROWLEY, H S, INGLIS, M, SNAREY, E M, THAIN   +3 more
openaire   +2 more sources