Year

The density of plants’

standing, thousand pc/ha

Yield,

t/ha

Number of seeds,

pc/anthode

Mass of seed,

g/anthode

The diameter of anthode, cm

Plant height,

cm

The diameter of the stem, cm

2016

50

3.04^ab

697^bc

53.0^ab

23.4^b

182.5^b

2.8^bc

55

3.10^ab

692^bc

51.2^ab

22.1^a

183.8^b

2.8^b

60

3.56^a

689^b

51.0^a

20.4^a

185.1^a

2.7^a

65

3.24^a

656^b

45.9^a

19.3^a

186.2^a

2.5^a

Average

3.24^ab

684^b

50.3^a

21.3^a

184.4^b

2.7^b

2017

50

2.70^bc

682^c

51.2^b

22.8^b

181.9^b

2.7^b

55

2.96^b

678^bc

50.2^b

21.7^b

182.8^b

2.6^b

60

3.36^a

671^b

48.3^bc

20.1^a

184.6^a

2.6^b

65

3.12^a

659^b

45.5^b

18.5^a

186.1^a

2.5^b

Average

3.04^b

673^b

48.8^b

20.8

183.9

2.6

2018

50

3.27^bc

706^bc

54.4^b

23.6^a

183.2^a

2.9^b

55

3.48^b

701^bc

51.9^b

22.2^a

183.8^a

2.9^b

60

3.79^a

698^b

51.0^b

20.7^a

186.4^a

2.8^a

65

3.66^a

663^b

46.4^a

19.8^a

187.2^a

2.6^a

Average

3.55^a

692^b

50.9^b

21.6^a

185.2^a

2.8