The Florida agriculturist. [volume] (DeLand, Fla.) 1878-1911, 1879-10-22

| Pea SlhSAu@ Al " esSAtuSlOl, ana thew
formed the basis of the report NH.
lished in your columns. In this case
no manurial substance was used The
roots of the trees suffered mutilation
and within a few months, before q
suficiency -oflnew roots could he
formed to induce plethora every new
branch presented evidences of nodu.
lations. It is selfevident that ME.
thora was not the genesis of the dis
ease in this case. fl Sill III
I One of my friends insists that the
affection is caused by SQUASH buos
He maintains that the bugs sting o..
otherwise. injure the branches and
that gals form. Squash bugs are
everywhere, and if they are the cause
of9the condition, it should be wide.
spread. II have an ample supply of
squash bugs, but no Die.back. and
the only injury they infict upon nv
trees is to- eat the tips of the new
wood. euid5 Jam aua 3. 4Gili9u,
One writer attributes the disease to
msl-assimilation; or in other words.
that Die.back is the sequence of an
excess of one of the constituents ot
sap. Whilst / do not question the
correctness ofthe explanation offered.
i northumberland why one, or three
particular trees in given grove
should be affected, and the adjoining
trees escape. Then, again, the cues.
ton arises, what is the Objectionable
constituent ? for upon this knowledge
will depend the cure. i5ja2E3
By some the disease is attributed
to the use of nitrogenized manures.
but of a number of cases conflicting
with this opinion which have come
under my observation, / shall men.
ton but few. Within four wears |
have planted in nay garden eighty
sour stumps from the Ocklawaha.
The soil in which the trees grew was
TsTy sa gave sscf stsssp s MNAeP 5 RlaNs
full OF horse and COW manure; and
each summer, for the past two years
on at least two occasions, I have given
each Of the stumps about twenty gal
| Ions of guano water prepared by ad
| ding one pound of best guano to Z
| barrel of water. After adding The
gpano, the mixture was stirred sew
| eral times and allowed to stand TWEEN
! ty-four hours before using, MY tree,
| have made a vigorous growth, anc
| have been budded with a large vari
ETY. Of the citrus family, and for the
purpose Of experimenting, two trees
were budded with buds taken from
branch nearly covered with Die.back
and thus far I have failed to detect
even a trace Of the disease. ''''.' ,r
X. The other day carefully examined
large number of standardtrees, and
thousands of nursery stock on thu
] place of a friend, and every tree
! young and old, was the picture O
health. Yet the owner annually USE
large quantity of COW and horse ma
nure, and tons of "Henderson's BLOOD
and bone manure" Last year his ex
penditure for COW manure for hi
grove and nursery stock was $500
| If Die.back is the result of plethora
or an excess of nitrogenized manure
the trees belonging to this gentleman
| should at least present some trace 0
| the affection. 4r..l II aoty ssn;,a
i On one occasion L examined
4 grove consisting of probably forty
trees, twelve years old, !, In the en-
| closure containing q majority Of tn
| trees, was a log house, chicken COOP
| and stable. The trees near the hous
! had received soap suds, kitchen slop
and excrete Of the residents. I Til
roots of the trees growing near tn
stable and chicken coop reyelled il
i heterogeneous clements On, the east
Il erlY side Of the enclosure CONTAINING
I a large portion Of the trees ees,''1 was
] road which had been travelled 70
many years, and near the fenc
1bounding the road on its eeasttesrrIl
7 side was a row, of say ten, orang
trees growing in the edge of the ffeI
4 that had been cultivated for twely
\ years in cotton and corn. Here W
4 had a number of trees growing ulnnde
diversified conditions as, regards nj
trogenous substances, but, strange t
!. say, they were similarly affected b
, | the Die.back. .,-',,., -. '' ~ 80
7" Now. Mr., Editor, Won nnust M