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Environmental Sciences Europe

Table 4 NOER and MDD values (in brackets) for statistical evaluation of soil core samples compared to untreated control (Williams test, one-sided, α = 0.05)

From: Effects of calcium cyanamide on Collembola in a standardized field test: Part 1. Rationale and performance of the study

Day after 2nd application

    

− 1

3

14

28

83

174

196

Day after 1st application

− 2

4

14

28

185

189

200

214

269

360

382

Sum Collembola

 ≥ 400 (23)

 < 200− (25)**

 ≥ 400 (26)

 ≥ 400 (20)

 ≥ 400 (32)

 ≥ 400 (30)

 ≥ 400 (39)

 ≥ 400 (25)

 < 200 + (18)**

 < 200 + (31)**

 ≥ 400 (20)

Lepidocyrtus violaceus

 ≥ 400 (28)

 < 200− (27)**

 ≥ 400 (29)

 ≥ 400 (29)

 ≥ 400 (36)

 ≥ 400 (33)

 ≥ 400 (44)

 ≥ 400 (33)

 ≥ 400 (34)

 < 200 + (36)**

 ≥ 400 (29)

Lepidocyrtus lignorum

 ≥ 400 (90)

 ≥ 400 (96)

 ≥ 400 (95)

 ≥ 400 (97)

 ≥ 400 (n.c.)

 ≥ 400 (124)

 ≥ 400 (104)

 ≥ 400 (145)

 ≥ 400 (52)

 ≥ 400 (96)

 ≥ 400 (332)

Parisotoma notabilis

 ≥ 400 (100)

 ≥ 400 (83)

 ≥ 400 (97)

 ≥ 400 (64)

 ≥ 400 (70)

 < 200- (79)*

 ≥ 400 (83)

200- (81)**

 ≥ 400 (67)

 ≥ 400 (99)

 ≥ 400 (96)

Folsomia manolachei

 ≥ 400 (90)

 ≥ 400 (90)

 ≥ 400 (92)

 ≥ 400 (57)

 ≥ 400 (39)

 ≥ 400 (43)

 ≥ 400 (63)

 ≥ 400 (57)

 ≥ 400 (65)

 < 200 + (29)**

 ≥ 400 (78)

Isotoma viridis

 ≥ 400 (93)

 ≥ 400 (73)

 ≥ 400 (63)

 ≥ 400 (88)

 ≥ 400 (79)

 ≥ 400 (85)

 ≥ 400 (68)

 ≥ 400 (63)

 ≥ 400 (63)

 < 200 + (38)**

 ≥ 400 (38)

Protaphorura armata

 ≥ 400 (159)

 ≥ 400 (96)

 ≥ 400 (134)

 ≥ 400 (96)

 ≥ 400 (149)

 ≥ 400 (101)

 ≥ 400 (125)

 ≥ 400 (115)

 ≥ 400 (160)

 ≥ 400 (115)

 ≥ 400 (114)

Frisea mirabilis

–

–

 ≥ 400 (156)

 ≥ 400 (n.c.)

 < 200- (95)*

 ≥ 400 (154)

 ≥ 400 (154)

 ≥ 400 (n.c.)

 ≥ 400 (168)

 ≥ 400 (n.c.)

–

Sminthurinus aureus

 ≥ 400 (84)

200− (82)*

 ≥ 400 (114)

200 + (246)*

200 + (118)*

 ≥ 400 (91)

 ≥ 400 (97)

 < 200 + (99)*

200 + (n.c.)*

200- (89)*

 ≥ 400 (161)

Lepidocyrtus juvenil

–

 ≥ 400 (n.c.)

–

–

 ≥ 400 (146)

 ≥ 400 (136)

–

–

 ≥ 400 (n.c.)

–

–

Tullbergia simplex

 ≥ 400 (141)

 ≥ 400 (92)

 ≥ 400 (95)

 ≥ 400 (114)

 ≥ 400 (91)

 ≥ 400 (85)

 ≥ 400 (97)

 ≥ 400 (97)

 ≥ 400 (108)

 ≥ 400 (104)

 ≥ 400 (88)

Heteromurus nitidus

–

 ≥ 400 (221)

 ≥ 400 (113)

 ≥ 400 (176)

 ≥ 400 (128)

 ≥ 400 (134)

 ≥ 400 (150)

 ≥ 400 (103)

 ≥ 400 (n.c.)

 ≥ 400 (n.c.)

 ≥ 400 (n.c.)

Orchesella flavescens

–

–

–

–

–

–

–

–

–

 ≥ 400 (n.c.)

–

Pseudosinella alba

–

–

–

–

–

–

–

–

 ≥ 400 (n.c.)

–

 ≥ 400 (n.c.)

  1. n.c.: not calculated by the statistic program due to low abundance
  2. * Not relevant due to low abundance; ** no dose–response relationship; – species not present; reliable NOER bold
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