60 



REPORT — 1855. 



Third set of Experiments. — In a North Aspect. — Summary. 

 Numbers that had vegetated on each day. — Experiment beginning May 16. 



Fourth set of Experiments. — In a North AsjJecf. — Summary. 

 Numbers that had vegetated on each day. — Experiment beginning July 28. 



Fifth set of Experiments. — In a North Aspect. — Summary. 

 Numbers that had vegetated on each day. — Experiment beginning May 25. 



