The watchman and southron. [volume] (Sumter, S.C.) 1881-1930, 1915-05-12

= 4 Sttll
be used for many purposes and will
more than pay for itself in one year.
Wash the spray pump thoroughly af-
ter each using.
You will find below a chart which
gives a description of some of the
more important diseases Of the tOma-
to and ways of preventing them.
Sincerely yours,
Mary e. Creswell,
Assistant in Girls Demonstration
Work.
Acknowledgment is made to DR.. w.
A. Orion, in charge Of Truck Dis
ease Investigations. and to the pub
locations of the Louisiana, Florida,
and Virginia Experiment Stations,
for aid in the preparation of this let
ter.
Information Concerning Tomato Dis
ease.
Tomato Wilt (Fusarium)-Roots:
Rotten or black inside; Stem, outside
normal, inside black; Leaves, turn
yellow and die; Fruit, ripen prema-
turely; Means Of Infection, Etc, Fun
gus in soil attacks root and stem;
Prevention or Control. Rotation of
crops. Burn diseased plants.
Early blight (Altenaria Solani)-
Roots: Normal; Stem; Sometimes
sunken black spots; Leaves: Brown
or black spots; leaves die and fall;
Fruit; Often black circular rotten
spots; Means of Infection, Etc: Wind
and insects carry spores to leaves;
Other plants infected: Probably caus-
es the Irish potato blight; Prevention
or Control: Spray with Bordeaux Mix
ture. Burn diseased plants.
observation-disclosures: Calls or knots;
Stem: Normal; Leaves: Gradually turn
yellow; Means of Infection, Etc,
Nematodes in soil; Other Plants In
fected: MANY others (see list above);
Prevention or Control: Grow crops
not attacked by root-knot for 2 or
3 years.
Sclerotium blight-Roots: Normal,
Stem: Covered near soil with white
mold; Leaves: Wilt gradually from
top downward; Fruit: Normal; Means
of Infection. Etc: Fungus in soil; 9th
er plants Infected: Peppers; Proven
ton or Control: Prune and stake to
allow air to circulate near ground; ro-
tate crops.
Southern Tomato-blight (Bacter-
iaD-Roots:, Normal; Stem: Slightly
discolored on inside; Leaves: Wilt
rapidly; Fruit: Normal; Means Of In
lection, Etc. Carried to leaves mainly
by biting n sucking insects; Other
Plants Infected: Irish potatoes, egg
plant. weeds of same family; Proven
ton or Control: Burn infected plants;
spray with Bordeaux Mixture.
Leaf spot (Septoria)-Roots: Nor
NAL; Stem: Normal; Leaves: Small
black spots at first; later whole leaf
dies; lower leaves attacked first;
Fruit: Normal; Means of Infection,
Etc: Entrance through leaves; growth
favored by rainy weather; Prevention
or Control: Spray with Bordeaux
Mixture.
Downy mildew (Phytophthora)-
Stem. Turns hlaoly on1 6;os, Df%o~
covered with whitish growth; Leaves:
Leaves attacked first, suddenly die
and turn black; Fruit: Brown rot.
Tissue near stem first turns black and
%shrivels; Means of Infection, Etc:
Uusually occurs with septoria; Other
Plans Infected: Probably cause late
blight of Irish potatoes; Prevention
or control: Spray with Bordeaux.
Burn infected plants.
Blossom end rot-Roots: Normal;
Stem: Normal; Leaves: Normal;
Fruit: Large sunken black or green
ish spots OF end; Means of Infection,
Etc: Worse in dry weather; Preven-
ton or Control: No remedy known
except irrigation.
Anthracnose ripe rot-Roots: Nor
NAL; Stem: Normal; Leaves: Normal;
Fruit: Large sunken spots, soft rapid
decay; Means of Infection. Etc: Worse
in rainy weather; Prevention or Con-
troll Preventive measures only; collect
and destroy diseased fruit. Prune
plants to admit light and air.