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Table 3 Correlations among climatic conditions with essential oil yield and composition of Nepeta binaludensis

From: Influence of climatic factors on essential oil content and composition of 20 populations of Nepeta binaludensis Jamzad from Iran

Essential oil compounds

Altitude m asl

Annual precipitation

Hot season raining

Wet season temp  °C

Annual temp  °C

Slope degree

Slope %

α-pinene

0.33

− 0.10

− 0.11

0.14

0.13

0.33

0.37

sabinene

0.32

0.23

0.26

− 0.23

− 0.23

0.25

0.27

myrcene

0.42a

− 0.03

− 0.05

0.07

0.07

0.33

0.37

α-terpinene

0.01

0.12

0.12

− 0.14

− 0.13

0.05

0.03

p-cymene

0.41a

− 0.34

− 0.35

0.39

0.39

0.10

0.13

1,8-cineole

0.42a

− 0.04

− 0.10

0.08

0.09

0.23

0.26

γ-terpinene

− 0.01

− 0.01

− 0.12

0.01

0.02

0.48a

0.49a

trans-sabinene hydrate

0.00

− 0.09

− 0.05

0.10

0.10

− 0.04

− 0.03

δ-tepineol

0.44a

0.03

0.06

0.00

0.00

− 0.09

− 0.08

Terpinen-4-ol

0.22

− 0.43a

− 0.38

0.45a

0.45a

0.05

0.09

α-terpineol

0.27

− 0.06

− 0.01

0.08

0.08

− 0.11

− 0.10

nepetalactone

− 0.44a

0.07

0.12

− 0.11

− 0.12

− 0.24

− 0.27

Oil yield

0.05

0.47a

0.43a

− 0.44a

− 0.44a

0.03

0.01

  1. a = significant at 5% probability levels