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Nutritional composition of honey bee food stores vary with floral composition

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Nutritional composition of honey bee food stores vary with floral composition. / Donkersley, Philip; Rhodes, Glenn; Pickup, Roger W.; Jones, Kevin C.; Power, Eileen F.; Wright, Geraldine A.; Wilson, Kenneth.

In: Oecologia, Vol. 185, No. 4, 12.2017, p. 749-761.

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Donkersley, Philip ; Rhodes, Glenn ; Pickup, Roger W. ; Jones, Kevin C. ; Power, Eileen F. ; Wright, Geraldine A. ; Wilson, Kenneth. / Nutritional composition of honey bee food stores vary with floral composition. In: Oecologia. 2017 ; Vol. 185, No. 4. pp. 749-761.

Bibtex

@article{7a34636b748c44be80db9b8ff057882e,
title = "Nutritional composition of honey bee food stores vary with floral composition",
abstract = "Sufficiently diverse and abundant resources are essential for generalist consumers, and form an important part of a suite of conservation strategies for pollinators. Honey bees are generalist foragers and are dependent on diverse forage to adequately meet their nutritional needs. Through analysis of stored pollen (bee bread) samples obtained from 26 honey bee (Apis mellifera L.) hives across NW-England, we quantified bee bread nutritional content and the plant species that produced these stores from pollen. Protein was the most abundant nutrient by mass (63%), followed by carbohydrates (26%). Protein and lipid content (but not carbohydrate) contributed significantly to ordinations of floral diversity, linking dietary quality with forage composition. DNA sequencing of the ITS2 region of the nuclear ribosomal DNA gene identified pollen from 89 distinct plant genera, with each bee bread sample containing between 6 and 35 pollen types. Dominant genera included dandelion (Taraxacum), which was positively correlated with bee bread protein content, and cherry (Prunus), which was negatively correlated with the amount of protein. In addition, proportions of amino acids (e.g. histidine and valine) varied as a function of floral species composition. These results also quantify the effects of individual plant genera on the nutrition of honey bees. We conclude that pollens of different plants act synergistically to influence host nutrition; the pollen diversity of bee bread is linked to its nutrient content. Diverse environments compensate for the loss of individual forage plants, and diversity loss may, therefore, destabilize consumer communities due to restricted access to alternative resources.",
keywords = "Pollen , Pollinators, Diet , Floral community , Amino acids ",
author = "Philip Donkersley and Glenn Rhodes and Pickup, {Roger W.} and Jones, {Kevin C.} and Power, {Eileen F.} and Wright, {Geraldine A.} and Kenneth Wilson",
year = "2017",
month = dec,
doi = "10.1007/s00442-017-3968-3",
language = "English",
volume = "185",
pages = "749--761",
journal = "Oecologia",
issn = "0029-8549",
publisher = "Springer-Verlag",
number = "4",

}

RIS

TY - JOUR

T1 - Nutritional composition of honey bee food stores vary with floral composition

AU - Donkersley, Philip

AU - Rhodes, Glenn

AU - Pickup, Roger W.

AU - Jones, Kevin C.

AU - Power, Eileen F.

AU - Wright, Geraldine A.

AU - Wilson, Kenneth

PY - 2017/12

Y1 - 2017/12

N2 - Sufficiently diverse and abundant resources are essential for generalist consumers, and form an important part of a suite of conservation strategies for pollinators. Honey bees are generalist foragers and are dependent on diverse forage to adequately meet their nutritional needs. Through analysis of stored pollen (bee bread) samples obtained from 26 honey bee (Apis mellifera L.) hives across NW-England, we quantified bee bread nutritional content and the plant species that produced these stores from pollen. Protein was the most abundant nutrient by mass (63%), followed by carbohydrates (26%). Protein and lipid content (but not carbohydrate) contributed significantly to ordinations of floral diversity, linking dietary quality with forage composition. DNA sequencing of the ITS2 region of the nuclear ribosomal DNA gene identified pollen from 89 distinct plant genera, with each bee bread sample containing between 6 and 35 pollen types. Dominant genera included dandelion (Taraxacum), which was positively correlated with bee bread protein content, and cherry (Prunus), which was negatively correlated with the amount of protein. In addition, proportions of amino acids (e.g. histidine and valine) varied as a function of floral species composition. These results also quantify the effects of individual plant genera on the nutrition of honey bees. We conclude that pollens of different plants act synergistically to influence host nutrition; the pollen diversity of bee bread is linked to its nutrient content. Diverse environments compensate for the loss of individual forage plants, and diversity loss may, therefore, destabilize consumer communities due to restricted access to alternative resources.

AB - Sufficiently diverse and abundant resources are essential for generalist consumers, and form an important part of a suite of conservation strategies for pollinators. Honey bees are generalist foragers and are dependent on diverse forage to adequately meet their nutritional needs. Through analysis of stored pollen (bee bread) samples obtained from 26 honey bee (Apis mellifera L.) hives across NW-England, we quantified bee bread nutritional content and the plant species that produced these stores from pollen. Protein was the most abundant nutrient by mass (63%), followed by carbohydrates (26%). Protein and lipid content (but not carbohydrate) contributed significantly to ordinations of floral diversity, linking dietary quality with forage composition. DNA sequencing of the ITS2 region of the nuclear ribosomal DNA gene identified pollen from 89 distinct plant genera, with each bee bread sample containing between 6 and 35 pollen types. Dominant genera included dandelion (Taraxacum), which was positively correlated with bee bread protein content, and cherry (Prunus), which was negatively correlated with the amount of protein. In addition, proportions of amino acids (e.g. histidine and valine) varied as a function of floral species composition. These results also quantify the effects of individual plant genera on the nutrition of honey bees. We conclude that pollens of different plants act synergistically to influence host nutrition; the pollen diversity of bee bread is linked to its nutrient content. Diverse environments compensate for the loss of individual forage plants, and diversity loss may, therefore, destabilize consumer communities due to restricted access to alternative resources.

KW - Pollen

KW - Pollinators

KW - Diet

KW - Floral community

KW - Amino acids

U2 - 10.1007/s00442-017-3968-3

DO - 10.1007/s00442-017-3968-3

M3 - Journal article

VL - 185

SP - 749

EP - 761

JO - Oecologia

JF - Oecologia

SN - 0029-8549

IS - 4

ER -