Los árboles de manzano de zonas templadas no florecen naturalmente en el trópico. Un agrónomo hizo el siguiente experimento para estimular la producción de flores en los manzanos. A un grupo de estos árboles les quitó el 100% de las hojas y al otro grupo les quitó el 50% de las hojas. ¿Qué falta en este experimento para comprobar que la remoción de hojas es útil?
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Los árboles de manzano de zonas templadas no florecen naturalmente en el trópico. Un agrónomo hizo e...
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