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Join date: Nov 18, 2020

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Retired CHEMIST USDA-ARS Bee Research LAB-Tucson, AZ, USA, CHEMIST-USDA-ARS Honey Bee Research LAB.Weslaco,TX USA: Research in USA-TX, AZ, CA, LA, AR, FL, MS, NY, AZ, KS, NE, IA, SD, ND.-INTERNATIONAL CONSULTANT:Seminars, Workshops in Mexico, Guatemala, El Salvador, Nicaragua, Costa Rica Domican Republic

Queen rearing technical center Guatemala
Raul Guatemala 2019




R
Raul Rivera

Raul Rivera

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