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Table 2 Comparison of 18 pollen load samples from Apis mellifera evaluated by a pool of 2 g of each bath. Only the pollen sample with frequency > 3% were considered

From: The botanical origin and antioxidant, anti-BACE1 and antiproliferative properties of bee pollen from different regions of South Korea

Sample

Time of collection

Pollen type identification

Evaluation of pollen sample

BP1

May

Quercus palustris (+++);

Robinia pseudoacacia (++),

unknown (+)

Heterofloral with domain of Quercus palustris

BP2

May

Quercus palustris (+++),

Robinia pseudoacacia (++)

Heterofloral with domain of Quercus palustris

BP3

May

Actinidia arguta (++++)

Monofloral of Actinidia arguta

BP4

May

Quercus palustris (++++)

Monofloral of Quercus palustris

BP5

 

Quercus palustris (++),

Robinia pseudoacacia (++),

unknown (+), Pinus (+)

Heterofloral

BP6

June

Robinia pseudoacacia (++),

Quercus palustris (++),

unknown (+)

Heterofloral

BP7

June

Robinia pseudoacacia (++),

Quercus palustris (++),

Pinus (+)

Heterofloral

BP8

May

Quercus palustris (+++),

Robinia pseudoacacia (++),

unknown (+)

Heterofloral with domain of Quercus palustris

BP9

May

Quercus palustris (++),

Robinia pseudoacacia (++),

Actinidia arguta (++),

unknown (+), Pinus (+)

Heterofloral

BP10

May

Quercus palustris (++),

Robinia pseudoacacia (++),

Actinidia arguta (++),

unknown (+), Pinus (+)

Heterofloral

BP11

April

Amygdalus persica (+++),

Robinia pseudoacacia (++)

Actinidia arguta (++),

Taraxacum mongolicum (+)

Heterofloral with domain of Amygdalus persica

BP12

April

Quercus palustris (+++),

Robinia pseudoacacia (++)

Bifloral of Quercus palustris (dominant) and Robinia pseudoacacia

BP13

June

Robinia pseudoacacia (++++)

Monofloral of Robinia pseudoacacia

BP14

May

Quercus palustris (++),

Robinia pseudoacacia (++),

Actinidia arguta (+)

Heterofloral

BP15

May

Quercus palustris (++++)

Monofloral of Quercus palustris

BP16

May

Quercus palustris (++),

Robinia pseudoacacia (++),

Actinidia arguta (++),

Pinus (+)

Heterofloral

BP17

May

Robinia pseudoacacia (++),

Actinidia arguta (++),

Pinus (+)

Heterofloral

BP18

April

Amygdalus persica (++),

Robinia pseudoacacia (++),

Actinidia arguta (++)

Heterofloral

CNBP

August

Nelumbo nucifera (++++)

Monofloral of Nelumbo nucifera

  1. CNBP Chinese bee pollen
  2. ++++, circa > 85%: very frequent; +++, circa 45 to 85%: frequent; ++, circa 15 to 45%: few frequent; +, circa 3 to 15%: rare