Table 5 Effect of mulch and nutrient management on soil properties after harvest of Salvia sclarea (pooled data of two years).

From: Synergistic effect of mulch and nitrogen management on growth and essential oil yield of Salvia sclarea L.

Treatment

0–15

15–30

pH

EC

N

P

K

OC

pH

EC

N

P

K

OC

Mulch

 Without mulch

5.60NS

0.16NS

278.26NS

30.42NS

210.49NS

0.62NS

5.62NS

0.13NS

233.00NS

21.09NS

200.29NS

0.51NS

 With mulch

5.58NS

0.19NS

283.75NS

32.60NS

214.24NS

0.65NS

5.60NS

0.16NS

240.05NS

21.90NS

203.19NS

0.52NS

Nitrogen management

 Control

5.61NS

0.15NS

251.63e

30.79NS

203.58e

0.53cde

5.63NS

0.12NS

207.09d

21.34NS

200.30NS

0.50NS

 100% N (CF)

5.55NS

0.21NS

292.94b

31.09NS

209.63cd

0.61bcde

5.59NS

0.17NS

255.11a

20.92NS

201.30NS

0.51NS

 75% N (CF) + 25% N (FYM)

5.58NS

0.20NS

303.99a

31.75NS

212.80bcd

0.63abcde

5.59NS

0.15NS

251.73a

21.15NS

201.87NS

0.51NS

 50% N (CF) + 50% N (FYM)

5.59NS

0.18NS

281.58c

31.89NS

215.09bc

0.68abcd

5.61NS

0.14NS

240.91b

21.65NS

202.01NS

0.53NS

 25% N (CF) + 75% N (FYM)

5.60NS

0.16NS

274.87d

32.05NS

220.74a

0.72abc

5.64NS

0.14NS

219.94c

22.41NS

203.23NS

0.54NS

  1. SEm indicates Standard Error of Mean; LSD indicates Least Significant Difference; NS indicates not significant at P = 0.05; SEm indicates Standard Error of Mean; LSD indicates Least Significant Difference; NS indicates not significant at P = 0.05; CF indicates chemical fertilizer; FYM indicates farm yard manure.