Plate IV 



FINAL STAND OF RED-PINE SEEDLINGS IN BEDS RECEIVING LIQUID TREATMENTS FOR CONTROL 



OF DAMPING-OFF 



1: Plat 9, untreated; plat 7, 0.875 gram of Semesan per square foot; plat 8, 0.1182 gram of mercuric 

 chloride per square foot; plat 10, 0.2069 gram of mercuric chloride per square foot 



2: Plat 15, untreated; plat 13, 0.875 gram of Uspulun per square foot; plat 14, 0.500 gram of Semesan 

 per square foot; plat 16, 4/32 fluid ounce of sulfuric acid per square foot 



