Gainesville daily sun. (Gainesville, Fla.) 190?-1938, 1909-04-11
'TES FROM THE
EXPERIMENT STATION
'sBERs or STAFF ARz EUsY
WITH ExPERIMENTa
nber Of Tests o. Much Irpsrtaa-e
20 the State Are ecirs
Conducted.

be Plant PathOlogist Tr1f q. s..
rcett. has been studying toe scaly
Of the orange. on the Wee; Coast
florida. and has devised remedies.
has lately found a microscopic
gus which be considers as prob
the cause % the diEeaFe With
I'd 20 the scab Of the our orange
lemon. he has scientifically proved
culture and infection experiments
a certain fungus Is alone re-
nsible for the disease; and he Is
working 10 discover the life
Dry Of this fungus. especially with
rd 20 how Il lives over from one
% the next. More work has
done on the gum disease Of cit
and the black spOtting OF the
ge and grapefruit. together with
shark-skin Of the grapefruit. are
3 Investigated.
be camphor being a promising tree
planting In FLORIDA. the PathOIo-
b a. present investigating the
us which causes young eamphOF
ilngs % damp on. Another line OF
has been commenced. namely
study Of the fungus diseases Of
peach IN Florida. The tvIg blight
y pecan. whose nature is not yet
rstOOd, Is also being worked out
be new fungus which kills the
ely has lately been found. TO
w with two or perhaps three
fungi which kin scale insects.
are apparently new TO Florida.
specimens Of fungus diseases Of
tables. etc. have been sent by
ers o. fFuit-grOwers, and these
been identified and the proper
edies recommended.
the laboratory Cor Plant Physi
y. Mr.. B. =. Floyd has been max
microscOpical Study OF the roots.
u and leaves OF healthy orange
comparing such healthy tissues
those Of orange trees diseased
die-baek, frenching. melanOse.
yellow-spOtting lie has identi-
four engines in the branches OF
Thy orange trees. and has made
udy Of the nature of the gums
h appear In such diseases as die
yellOw-spOtting and melanOse
fact that no such thorough and
{ studies have been made hereto
probably accounts for the lack
rogress In the practical proven
and curing OF these diseases. The
biologist Is also asceTtaining the
mum amount OF fertilizers that
&c trees will stand without injury.
disease OF cassaya which causes
Is Of leaf-oolor and a dropping Of
p, popularity known as freuching
been ascertained % be due 90 a
ls Fusariuml. Fifty large
Sc trees diseased with die-back
been inoculated with copper
hate (bluestOnel under the bark
the results. 50 far. show a slight
~ but no benefit.
e Animal lndustTialist. Prof John
cOtt, Is carrying on a feeding test
FlOrida-gTOWn feeds. using grade
p. 20 determine the cost OF pro
ng beef In Florida. The ration
Is composed OF corn. velvet
8. sweet potatoes. and japanese
which gives satisfactory results.
Experiment Is In progress 20 de-
inc the comparative value OF vel.
beans and eOttOnseed meal for
production. The velvet beans
cottOnseed meal are fed along
bran and sorghum silage. This
. continuation OF the dairy
made during 1907 and 1908.
cooperation with Mr.. Al. Jack.
Of Gainesville. an experiment Is
rogress In grading up cattle aud
ng the shorthOrn and Hereford
as for use In improving the ma.
Florida stock Forage crops are
tested 10 determine the amounts
can BE- raised and their cost for
taining animals. The following
grOwn this year: japanese cane.
bum, Natal grass. Guinea grass.
grass. Lyon bean. velvet bean.
arweed. soy bean. KudEu vine.
eas. sweet potatoes. eassava and
The Lyon bean has been found
{ equal In yield 10 the velvet
but feeding tests Of Il have not
sen made. The KudEu vine from
49, aaana.aa .Ia..-.--- = -