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La carrera armamentista de la información explica la comunicación química entre plantas y herbívoros en las

Pengjuan Zu¹, Karina Boege², Ek Del-Val³

¹Department of Civil and Environmental Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA. pengjuan.zu@gmail.com.

Science (New York, N.Y.)

|June 20, 2020

Resumen

Las plantas y los insectos participan en una "carrera armamentista" química. Este estudio revela cómo los compuestos orgánicos volátiles (COV) crean estructuras de información estables, explicando las interacciones entre plantas e insectos en entornos naturales.

Área de la Ciencia:

Ecología
Biología evolutiva
Ecología Química

Sus antecedentes:

Las plantas emiten diversos productos químicos (compuestos orgánicos volátiles o COV) cruciales para la identidad de las plantas y las interacciones de los insectos.
La mayoría de las investigaciones sobre la comunicación química entre plantas e insectos se limitan a especies modelo en entornos controlados, lo que dificulta la comprensión ecológica.

Objetivo del estudio:

Investigar la estructura de información de los COV de las plantas en las comunidades ecológicas.
Explicar la comunicación química entre plantas y insectos utilizando la información, la ecología y las teorías evolutivas.

Principales métodos:

Teoría de la información integrada con teorías ecológicas y evolutivas.
Datos de campo recogidos sobre las asociaciones entre plantas y COV y las interacciones entre plantas y herbívoros en un bosque seco tropical.

Principales resultados:

Una estructura de información estable de los COV de las plantas surge de los procesos de información conflictivos entre las plantas y los herbívoros.
La redundancia de COV de las plantas y la especialización de los herbívoros se explican por la transferencia de información contradictoria.
Los datos de campo corroboraron la teoría propuesta de la "carrera armamentista" de la información.

Conclusiones:

La teoría de la información proporciona un marco para comprender las interacciones complejas de las especies a través de los niveles tróficos.
El estudio avanza nuestra comprensión de la comunicación química en los sistemas naturales de plantas y herbívoros.

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