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USFS Logo Research Data Archive
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Shows failure of seedlings to become established under blackjack canopy
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: understory
decay
grasses
regeneration
sample plot
Organisms: pine
Location: Fort Valley Experimental Forest; AZ; United States
Description: Shows failure of seedlings to become established under blackjack canopy
Date: 1928

Ponderosa pine regeneration in small opening where fern forms the predominating herbaceous cover
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: understory
regeneration
Gila Sample Plot
Organisms: ponderosa pine
Location: Gila National Forest; NM; United States
Description: Ponderosa pine regeneration in small opening where fern forms the predominating herbaceous cover
Date: 1927

Taken from SW corner, strip I, Plot S5III(E). Area fenced in 1919. Shows failure of seedlings to become established under blackjack canopy.
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: understory
decay
grasses
regeneration
Organisms: pine
Location: Ft Valley Expt. Forest; AZ; USA
Description: Taken from SW corner, strip I, Plot S5III(E). Area fenced in 1919. Shows failure of seedlings to become established under blackjack canopy.
Date: 1913