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Research, Policy and Practice

Table 1 Ordinary least squares (OLS) multiple linear regressions of varit and calf carcass weights for mainland districts

From: Productivity beyond density: A critique of management models for reindeer pastoralism in Norway

 

Calf

Varit

E

SE

P

E

SE

P

Intercept

18.5290169

0.8199378

< 2e−16***

25.344684

1.866067

< 2e−16***

Density

− 0.1588639

0.0191705

4.01e−15***

− 0.320338

0.036857

3.77e−15***

GDD May

0.0308272

0.0063496

1.95e−06***

0.019079

0.012322

0.12348

GDD June

− 0.0079061

0.0037241

0.0346 *

− 0.020019

0.006879

0.00412**

GDD July

0.0034387

0.0026601

0.1971

− 0.002109

0.005337

0.69331

GDD Aug

− 0.0004823

0.0028245

0.8645

0.010229

0.004932

0.03965*

Precip. May

0.0010688

0.0098873

0.9140

0.047782

0.017530

0.00712**

Precip. June

− 0.0374231

0.0060198

1.71e−09***

− 0.053464

0.009845

2.02e−07***

Precip. July

0.0191154

0.0044997

2.88e−05***

0.035462

0.007439

4.13e−06***

Precip. Aug

− 0.0010057

0.0036399

0.7825

0.032193

0.007470

2.83e−05***

 

R2 = 0.2988

N = 314

R2 = 0.4928

N = 178

  1. Significance levels: *< 0.05; **< 0.01; ***< 0.001. (Data source: Norwegian Meteorological Institute)