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Displaying items 51 - 100 of 186
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range study
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: soil
grasses
litter
study
Location: Coconino National Forest; AZ; United States
Description: range study
Date: 09/1925

range study
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: soil
grasses
litter
study
Location: Coconino National Forest; AZ; United States
Description: range study
Date: 09/1925

SE corner Big Fill Plot
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: grassland
understory
study
Location: Coconino National Forest; AZ; United States
Description: SE corner Big Fill Plot
Date: 09/1925

NW corner Big Fill Plot
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: range
study
Location: Coconino National Forest; AZ; United States
Description: NW corner Big Fill Plot
Date: 09/1925

NW corner Big Fill Plot
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: range
study
Location: Coconino National Forest; AZ; United States
Description: NW corner Big Fill Plot
Date: 09/1925

Rees Tank
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: soil
grasses
litter
study
Location: Coconino National Forest; AZ; United States
Description: Rees Tank
Date: 09/1925

Rees Tank
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: soil
grasses
litter
range
study
Location: Coconino National Forest; AZ; United States
Description: Rees Tank
Date: 09/1925

Rees Tank
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: soil
grasses
litter
range
study
Location: Coconino National Forest; AZ; United States
Description: Rees Tank
Date: 09/1925

Rees Tank
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: soil
grasses
litter
Location: Coconino National Forest; AZ; United States
Description: Rees Tank
Date: 09/1925

Rees Tank
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: soil
grasses
litter
range
study
Location: Coconino National Forest; AZ; United States
Description: Rees Tank
Date: 09/1925

Rees Tank Plot looking west from east fence
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: grasses
range
study
Location: Coconino National Forest; AZ; United States
Description: Rees Tank Plot looking west from east fence
Date: 09/1925

Rees Tank
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: soil
grasses
litter
range
study
Location: Coconino National Forest; AZ; United States
Description: Rees Tank
Date: 09/1925

advance reproduction was considered good before cutting but cutting left large vacant spaces where the tree groups formerly stood
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: regeneration
Organisms: ponderosa pine
Location: Taylor's Pasture, Coconino N.F.; AZ; United States
Description: advance reproduction was considered good before cutting but cutting left large vacant spaces where the tree groups formerly stood
Date: 5/1925

12-year-old reproduction of ponderosa pine
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: personnel
regeneration
Organisms: ponderosa pine
Location: Fort Valley, Coconino N.F.; AZ; United States
Description: 12-year-old reproduction of ponderosa pine
Date: 5/1925

Stump patch adjoining No. 196623
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: regeneration
Organisms: ponderosa pine
Location: Fort Valley, Coconino N.F.; AZ; United States
Description: Stump patch adjoining No. 196623
Date: 5/1925

Watershed
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Collection: Sierra Ancha Historical Images
Keywords: watershed
Location: Sierra Ancha; USA
Description: Watershed
Date: 05/1925

Watershed
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Collection: Sierra Ancha Historical Images
Keywords: watershed
Location: Sierra Ancha; USA
Description: Watershed
Date: 05/1925

Watershed
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Collection: Sierra Ancha Historical Images
Keywords: watershed
Location: Sierra Ancha; USA
Description: Watershed
Date: 05/1925

Watershed
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Collection: Sierra Ancha Historical Images
Keywords: watershed
Location: Sierra Ancha; USA
Description: Watershed
Date: 05/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 05/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 04/27/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 04/27/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 04/27/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 04/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 04/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 04/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 04/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 04/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 04/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 04/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 04/1925

Range
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Collection: Sierra Ancha Historical Images
Keywords: range
Location: Sierra Ancha; USA
Description: Range
Date: 04/1925

Caption reads: "Series 1, Plot E. Winter burning plot. Experimental area for annual burning in young loblolly pine. Prior to burning."
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Collection: Southern Research Station Historical Documents and Images
Keywords: prescribed fire
pine
oldfield
Organisms: loblolly pine
Location: Urania, LA
Description: Caption reads: "Series 1, Plot E. Winter burning plot. Experimental area for annual burning in young loblolly pine. Prior to burning."
Date: 25-Feb

Caption reads: "Series 1, Plot E. Winter burning plot. Experimental area for annual burning in young loblolly pine. Prior to burning."
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Collection: Southern Research Station Historical Documents and Images
Keywords: prescribed fire
pine
oldfield
Organisms: loblolly pine
Location: Urania, LA
Description: Caption reads: "Series 1, Plot E. Winter burning plot. Experimental area for annual burning in young loblolly pine. Prior to burning."
Date: 25-Feb

Caption reads: "Series 1, Plot E. Winter burning plot. Experimental area for annual burning in loblolly pine. Starting the fire."
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Collection: Southern Research Station Historical Documents and Images
Keywords: prescribed fire
pine
oldfield
Organisms: loblolly pine
Location: Urania, LA
Description: Caption reads: "Series 1, Plot E. Winter burning plot. Experimental area for annual burning in loblolly pine. Starting the fire."
Date: 25-Feb

Caption reads: "Maxwell Plot 2. Grade B thinning. (German). Before thinning, January, 1925. Photo station, south corner of plots 1 and 2."
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Collection: Southern Research Station Historical Documents and Images
Keywords: German thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Maxwell Plot 2. Grade B thinning. (German). Before thinning, January, 1925. Photo station, south corner of plots 1 and 2."
Date: 25-Jan

Caption reads: "Maxwell. Neutral strip between Maxwell B-3 and Maxwell B-7. Photo station at S.W. corner of Maxwell B-3."
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Collection: Southern Research Station Historical Documents and Images
Keywords: thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Maxwell. Neutral strip between Maxwell B-3 and Maxwell B-7. Photo station at S.W. corner of Maxwell B-3."
Date: 25-Jan

Caption reads: "Open stand of loblolly 17 years old, yield plot adjoining Maxwell plots. (See 194816). Photo station, over N.E. corner of plot."
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Collection: Southern Research Station Historical Documents and Images
Keywords: thinning
pine
oldfield
Organisms: loblolly pine
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Open stand of loblolly 17 years old, yield plot adjoining Maxwell plots. (See 194816). Photo station, over N.E. corner of plot."
Date: 25-Jan

Caption reads: "Crowns of trees in yield plot My-116, Urania. Open stand of loblolly pine 17 years old. (See 194817). Photo station, over N.W. corner stake."
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Collection: Southern Research Station Historical Documents and Images
Keywords: thinning
pine
oldfield
Organisms: loblolly pine
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Crowns of trees in yield plot My-116, Urania. Open stand of loblolly pine 17 years old. (See 194817). Photo station, over N.W. corner stake."
Date: 25-Jan

Caption reads: "Maxwell, Plot 2 (U-4). Grade B, thinning (German). Before thinning. Photo Station, south of corner of plots 2 and 3. See photo 194736."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: German thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Maxwell, Plot 2 (U-4). Grade B, thinning (German). Before thinning. Photo Station, south of corner of plots 2 and 3. See photo 194736."
Date: 25-Jan

Caption reads: "Maxwell Plot 2. Grade B thinning (German). Before thinning. Photo station, northwest corner of plot 2."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: German thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Maxwell Plot 2. Grade B thinning (German). Before thinning. Photo station, northwest corner of plot 2."
Date: 25-Jan

Caption reads: "Maxwell Plot 2 (U-4). Grade B thinning (German). Before thinning. Photo station, 2 ft. northwest of tree 114 of plot 1 on line between plots 1 and 2."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: German thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Maxwell Plot 2 (U-4). Grade B thinning (German). Before thinning. Photo station, 2 ft. northwest of tree 114 of plot 1 on line between plots 1 and 2."
Date: 25-Jan

Caption reads: "Maxwell plot 2 (U-4). Grade B thinning (German). After thinning, January 1925. Photo station, south corner of plots 2 and 3. See photo 194711."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: German thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Maxwell plot 2 (U-4). Grade B thinning (German). After thinning, January 1925. Photo station, south corner of plots 2 and 3. See photo 194711."
Date: 25-Jan

Caption reads: "Maxwell plot 2 (U-4). Grade B thinning (German) after thinning. Photo station at tree 130."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: German thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Maxwell plot 2 (U-4). Grade B thinning (German) after thinning. Photo station at tree 130."
Date: 25-Jan

Caption reads: "Maxwell plot 2 (U-4). Grade B thinning (German). After thinning. At 3 ft west of stake between plots 1 and 2 on south line."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: German thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Maxwell plot 2 (U-4). Grade B thinning (German). After thinning. At 3 ft west of stake between plots 1 and 2 on south line."
Date: 25-Jan

Caption reads: "Maxwell plot 2 (U-4). Grade B thinning (German). After thinning. At 2 ft northwest of tree 114 of plot 1."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: German thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Maxwell plot 2 (U-4). Grade B thinning (German). After thinning. At 2 ft northwest of tree 114 of plot 1."
Date: 25-Jan

Caption reads: "Eighteen-year-old unthinned stand on the northwest portion of [Maxwell] check plot U-3."
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Collection: Southern Research Station Historical Documents and Images
Keywords: thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Eighteen-year-old unthinned stand on the northwest portion of [Maxwell] check plot U-3."
Date: 25-Jan

Caption reads: "Plot [Maxwell B 3] U-5 before the third thinning in the 18-year-old stand."
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Collection: Southern Research Station Historical Documents and Images
Keywords: thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "Plot [Maxwell B 3] U-5 before the third thinning in the 18-year-old stand."
Date: 25-Jan

Caption reads: "View of plot [Maxwell B 3] U-5 immediately after the third thinning."
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Collection: Southern Research Station Historical Documents and Images
Keywords: thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "View of plot [Maxwell B 3] U-5 immediately after the third thinning."
Date: 25-Jan

Caption reads: "The northwest portion of [Maxwell] plot U-54 before cutting in 18-year-old stand."
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Collection: Southern Research Station Historical Documents and Images
Keywords: thinning
pine
oldfield
Location: Urania, LA; LaSalle Parish
Description: Caption reads: "The northwest portion of [Maxwell] plot U-54 before cutting in 18-year-old stand."
Date: 25-Jan