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Table 2 NOER and MDD values (in brackets) for statistical evaluation of pitfall 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

6

14

28

83

174

196

Day after 1st application

 3

7

14

28

185

192

200

214

269

360

382

Sum Collembola

 ≥ 400 (40)

 ≥ 400 (35)

 ≥ 400 (40)

 < 200- (31)

 ≥ 400 (44)

200 + (19)

 ≥ 400 (35)

200- (41)***

200 + (37)

 ≥ 400 (25)

 ≥ 400 (34)

Isotoma viridis

 ≥ 400 (114)

 ≥ 400 (48)

 ≥ 400 (93)

 ≥ 400 (91)

200- (70)**

 ≥ 400 (31)

 ≥ 400 (67)

200- (83)

200 + (37)

 ≥ 400 (66)

 ≥ 400 (42)

Lepidocyrtus violaceus

 ≥ 400 (41)

 ≥ 400 (36)

 ≥ 400 (43)

200- (35)

 ≥ 400 (47)

200 + (20)

 ≥ 400 (38)

200- (41)***

 ≥ 400 (43)

 ≥ 400 (29)

 ≥ 400 (38)

Lepidocyrtus lignorum

 ≥ 400 (48)

 ≥ 400 (43)

 ≥ 400 (48)

 ≥ 400 (31)

 ≥ 400 (64)

 ≥ 400 (90)

 ≥ 400 (99)

 ≥ 400 (98)

 ≥ 400 (97)

 ≥ 400 (48)

 ≥ 400 (66)

Heteromurus nitidus

 ≥ 400 (141)

 ≥ 400 (87)

 ≥ 400 (102)

 ≥ 400 (93)

 ≥ 400 (121)

 ≥ 400 (153)

 ≥ 400 (n.c.)

 ≥ 400 (n.c.)

 ≥ 400 (108)

Sminthurinus aureus

 ≥ 400 (98)

 ≥ 400 (64)

200- (88)

 < 200- (77)

 ≥ 400 (110)

 ≥ 400 (160)

 ≥ 400 (114)

 ≥ 400 (116)

200 + (189)*

 ≥ 400 (159)

200- (61)

Sminthurus viridis

 ≥ 400 (n.c.)

 ≥ 400 (138)

 ≥ 400 (107)

 ≥ 400 (261)

 ≥ 400 (134)

 ≥ 400 (161)

 ≥ 400 (n.c.)

 ≥ 400 (n.c.)

 ≥ 400 (n.c.)

 ≥ 400 (175)

 ≥ 400 (112)

Folsomia manolachei

 ≥ 400 (n.c.)

 ≥ 400 (n.c.)

 ≥ 400 (139)

200 + (145)*

 ≥ 400 (110)

 ≥ 400 (110)

 ≥ 400 (114)

 ≥ 400 (n.c.)

 ≥ 400 (n.c.)

Orchesella flavescens

 ≥ 400 (n.c.)

 ≥ 400 (121)

 ≥ 400 (152)

 ≥ 400 (103)

 ≥ 400 (109)

 < 200- (94)*

 ≥ 400 (142)

 ≥ 400 (156)

200 + (115)*

 ≥ 400 (132)

 ≥ 400 (n.c.)

Pseudosinella alba

 ≥ 400 (n.c.)

 ≥ 400 (n.c.)

 ≥ 400 (n.c.)

 ≥ 400 (n.c.)

Neanura muscorum

 ≥ 400 (n.c.)

 ≥ 400 (n.c.)

Parisotoma notabilis

 ≥ 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; *** relevance questionable; – species not present; reliable NOER bold