• Parasite on clover - Seed Lab 

        Contributor:Colorado Agricultural College
        Date:1921-03-20
        Clover planted in a clay pot and a small stake inserted vertically. Letter "A" visible on lower edge of photograph.
      • Parasite on clover - Seed Lab 

        Contributor:Colorado Agricultural College
        Date:1921-03-20
        Clover planted in a clay pot and small stake angled in right side to reveal soil. Letter "B" on lower edge of photograph.
      • Parasite on clover - Seed Lab 

        Contributor:Colorado Agricultural College
        Date:1921-03-20
        Clover planted in a clay pot and small stake labeled "D" in left side. Letter "D" visible on lower edge of photograph. Several other pots visible.
      • Parasite on clover - Seed Lab 

        Contributor:Colorado Agricultural College
        Date:1921-03-20
        Clover planted in a clay pot and small stake angled in left side. Letter "C" visible on lower edge of photograph.