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Ecological Processes

Table 1 Overview of pretreatment methods. All of them were applied separately to seeds originating from 1000, 1200, and 1400 m a.s.l., respectively

From: The impacts of altitude and seed pretreatments on seedling emergence of Syrian juniper (Juniperus drupacea (Labill.) Ant. et Kotschy)

Treatment no.

Removal of morphological dormancy

Stratification

Stimulator

 

BCG

SCA

CS

WS

SBE

SBH

SPA

SPK

I (control)

        

II

x

 

x

     

III

x

  

x

    

IV

x

 

x

 

x

   

V

x

  

x

 

x

  

VI

x

 

x

x

x

   

VII

x

 

x

x

x

x

  

VIII

x

 

x

   

x

 

IX

x

  

x

   

x

X

x

 

x

x

  

x

x

XI

 

x

x

     

XII

 

x

 

x

    

XIII

 

x

x

 

x

   

XIV

 

x

 

x

 

x

  

XV

 

x

x

x

x

x

  

XVI

 

x

x

   

x

 

XVII

 

x

 

x

   

x

XVIII

 

x

x

x

  

x

x

  1. BCG—shaking of seeds in bottle with crushed glass for 2 h, CS—cold stratification for 220 days at 3 °C, WS—warm stratification for 65 days at 35 °C, SCA—soaking in 1000 mg L−1 citric acid (C6H8O7) for 100 min at 22–24 °C, SBE—soaking in 700 mg L−1 Baikal EM1 for 25 days, SBH—soaking in 700 mg L−1 Biohumus for 25 days, SPA—soaking in 700 mg L−1 polystimulin A6 for 25 days, SPK—soaking in 700 mg L−1 polystimulin K for 25 days
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