Table 1 Amino acid compositions of pollens of Trifolium repens, Coreopsis drummondii, Erigeron annus and Oenothera biennis (g/100 g dry matter)

Leucine^a

1.64

0.96

0.66

0.58

Valine^a

1.18

0.59

0.47

0.42

Isoleucine^a

0.96

0.54

0.42

0.38

Methionine^a

0.24

0.14

0.07

0.15

Lysine^a

1.58

1.08

1.17

1.12

Threonine^a

0.65

0.40

0.52

0.36

Histidine^a

0.88

0.77

0.49

0.42

Phenylalanine^a

0.56

0.34

0.24

0.23

Arginine^a

1.20

0.55

0.48

0.37

Tyrosine

0.73

0.36

0.32

0.29

Aspartic acid

1.61

0.80

0.66

0.60

Glutamic acid

2.65

1.29

1.14

1.06

Serine

1.64

0.89

0.81

0.82

Proline

1.61

0.93

0.67

0.69

Glycine

1.14

0.73

0.67

0.59

Alanine

1.43

0.84

0.70

0.61

Cysteine

0.27

0.23

0.18

0.20

Total

19.97

11.44

9.67

8.89