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Table 1 Oviposition by female Panamanian golden frogs (Atelopus zeteki) given GnRHa treatments of 0.05, 0.1, 0.2, or 0.4 μg/g body weight. Data reflects the number and percent (%) of treated females that laid eggs, and those that did not lay eggs

From: Influence of oviposition-inducing hormone on spawning and mortality in the endangered Panamanian golden frog (Atelopus zeteki)

Treatment

N

# Females Ovipositing (%)

Did not lay

No hormone

431

102 (23.7)

329 (76.3)

All GnRHa doses

90

49 (54.4)

41 (45.6)

P-value

–

0.00002

–

GnRHa μg/g BW

N

# Females Ovipositing (%)

Pulse Response (%)

Did not lay

Laid w/ 1 pulse

Laid w/ 2 pulses

0.05

23

15 (65.2)

11 (47.8)

4 (17.4)

8 (34.8)

0.10

25

12 (48.0)

10 (40.0)

2 (8.0)

13 (52.0)

0.20

22

13 (59.1)

11 (50.0)

2 (9.1)

9 (40.9)

0.40

20

9 (45.0)

8 (40.0)

1 (5.0)

11 (55.0)

P-value

–

0.49

0.86

0.41

0.49