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Caption reads: "Apparently healed branch scar, pruned Feb. 1933 (Tree #1 about 4 ft. from ground). Compare with pocket knife on left for size. Chisholm plot U-109, Winn Parish, Louisiana."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: pruning
thinning
pine
oldfield
Location: Winn Parish; Urania, LA
Description: Caption reads: "Apparently healed branch scar, pruned Feb. 1933 (Tree #1 about 4 ft. from ground). Compare with pocket knife on left for size. Chisholm plot U-109, Winn Parish, Louisiana."
Date: 8/16/1937

Caption reads: "Partially healed branch scars pruned February 1933 about 10 ft. above ground tree #45. Chisholm plot U-109, Winn Parish, Louisiana."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: pruning
thinning
pine
oldfield
Location: Winn Parish; Urania, LA
Description: Caption reads: "Partially healed branch scars pruned February 1933 about 10 ft. above ground tree #45. Chisholm plot U-109, Winn Parish, Louisiana."
Date: 8/16/1937

Caption reads: "Effects of pruning old field loblolly pine. Stand now 15 years old and pruned 4 years ago. Chisholm plot U-109, Winn Parish, Louisiana."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: pruning
thinning
pine
oldfield
Organisms: loblolly pine
Location: Winn Parish; Urania, LA
Description: Caption reads: "Effects of pruning old field loblolly pine. Stand now 15 years old and pruned 4 years ago. Chisholm plot U-109, Winn Parish, Louisiana."
Date: 8/16/1937

Caption reads: "Heavy thinning in old field loblolly pine 45 years old--thinned 3 years ago. Plot U-116, Winn Parish, Louisiana."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: thinning
oldfield
Organisms: loblolly pine
Location: Winn Parish, Louisiana
Description: Caption reads: "Heavy thinning in old field loblolly pine 45 years old--thinned 3 years ago. Plot U-116, Winn Parish, Louisiana."
Date: 8/16/1937

Caption reads: "Heavily thinned stand of old field loblolly pine 30 years old. Thinned from above [in] 1928 and 1933. Whitehead plot U-65, Winn Parish, Louisiana."
more info/bigger image
Collection: Southern Research Station Historical Documents and Images
Keywords: thinning
oldfield
Organisms: loblolly pine
Location: Winn Parish, Louisiana
Description: Caption reads: "Heavily thinned stand of old field loblolly pine 30 years old. Thinned from above [in] 1928 and 1933. Whitehead plot U-65, Winn Parish, Louisiana."
Date: 8/16/1937