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Related Experiment Video

Updated: Sep 28, 2025

In Vitro Rearing of Solitary Bees: A Tool for Assessing Larval Risk Factors

In Vitro Rearing of Solitary Bees: A Tool for Assessing Larval Risk Factors

Published on: July 16, 2018

Managed honeybees decrease pollination limitation in self-compatible but not in self-incompatible crops.

Agustín Sáez¹, Ramiro Aguilar^2,3, Lorena Ashworth^2,3

¹Grupo de Ecología de la Polinización (ECOPOL), Instituto de Investigaciones en Biodiversidad y Medio Ambiente (INIBIOMA), CONICET-Universidad Nacional del Comahue, Quintral 1250, Bariloche 8400, Rio Negro, Argentina.

Proceedings. Biological Sciences

|April 6, 2022

Summary

This summary is machine-generated.

Modern agriculture faces pollination challenges due to declining bees. Pollen supplementation boosts crop yield by 34%, highlighting inadequate pollination, even with managed honeybees.

Keywords:

crop compatibility system managed honeybees pollination limitation pollinator-dependent crops

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Last Updated: Sep 28, 2025

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Published on: July 16, 2018

Evaluating the Effect of Pesticides on the Larvae of the Solitary Bees

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Published on: October 15, 2021

Determination of Self- and Inter-incompatibility Relationships in Apricot Combining Hand-Pollination, Microscopy and Genetic Analyses

Determination of Self- and Inter-incompatibility Relationships in Apricot Combining Hand-Pollination, Microscopy and Genetic Analyses

Published on: June 16, 2020

Area of Science:

Agricultural Science
Ecology
Entomology

Background:

Modern agriculture heavily relies on pollinators, with increasing demand for domesticated honeybees and declining wild bee populations.
This imbalance creates a significant risk of pollination limitation, potentially reducing yields for crucial crops.

Purpose of the Study:

To conduct a meta-analysis assessing the overall magnitude of crop pollination limitation.
To investigate how managed honeybee presence, crop self-compatibility, and their interaction influence pollination limitation.

Main Methods:

A meta-analysis was performed on 52 studies encompassing 30 different crops.
Crop yield was compared between pollen-supplemented and open-pollinated flowers to quantify pollination limitation.

Main Results:

Pollen supplementation significantly increased crop yield by an average of 34%, indicating substantial pollination limitation across crops.
The presence of managed honeybees and crop self-compatibility were linked to reduced pollination limitation.
Managed honeybee deployment notably decreased pollination limitation in self-compatible crops, but not in self-incompatible ones.

Conclusions:

Current agricultural pollination strategies are generally insufficient for maximizing crop yields, even with the inclusion of managed honeybees.
There is a critical need to re-evaluate and transform pollination management practices in agricultural landscapes to ensure food security.