JEQ Journal of Natural Resources and Life Sciences Education
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Fig. 1. Structures of the estrogenic hormones 17ß-estradiol and estrone. [4-14C]-17ß-Estradiol and [4-14C]-estrone were labeled in the indicated positions.





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The SCI Journals Agronomy Journal Crop Science
Journal of Natural Resources
and Life Sciences Education		 Vadose Zone Journal
Soil Science Society of America Journal Journal of Plant Registrations The Plant Genome