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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 ene 1952 año - Беркхолдер П. США. Предложил классификацию биотических взаимодействий по количественным эффектам («+» – положительные, «0» – нейтральные, «–» – отрицательные)
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Alex Zaripov
22 nov 2020
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fecha:
1 ene 1952 año
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~ 73 years ago
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