Imperial Valley press., 1925-06-09

Nuule OF tHe md B0f ilCmS OF WORK CA
ried on by the agricultural exten
sion service staff in Imperial coun
tv during the month Of MAY, 1925.
Number Of miles Travelled by auto
mobile, 52ll; number Of farmer,
visited on ranches. I3S; number ot
persons ealing at office for advice
1873; number of letters written Civ
ing adeiee, 63; number Of persons
given advice on telephone. 30; mum
Der Of meetings held, 46; attendance
at these meetings, So.
Four demonstration field meetings
Of grape growers We're arranged and
conducted at which the report OF
Professor Bioletti, chief Of the divi-
sion of viticulture Of the University
Of California, regarding the causes
for the dying vines in Imperial Val
ley was discussed. Recommends
tions ON the care Of injured vines
and prevention Of future trouble
were given.
another eooperator for the cot
ton variety tests was secured.
Considerable time was devoted in
aiding Fl. E. Jacobs. vitieulturst of
the University of California, getting
started IN his exhaustive inyestiga-
tlon into the cause Of a remedy for
Tie dying condition OF grape vines
aia Imperial Valley.
Four demonstration field meetings
of date growers Were arranged and
conducted. At these meetings pr.
Fenner S. Sticknev, United states
department Of agriculture enfomol-
ogist and the world s leading author
ity on date insects discussed the
habits, life history and methods of
controlling date insects, and de-
monstrated the use of sulfnr in con
trolling date mites.
A test ON the control Of eutworms
and corn ear worms on tomatoes
showed considerably better results
with poison bran mash than with
the corn meal and arsenate of lead
combination used by many growers.
With the outbreak Of powderv
mildew on cantaloupes the extension
service recommended copper-lime
dust, or where growers were so
equipped to spray with bordeaux
spray, The extension service also
warned against the use of suifur
because of its burning effect on the
cantaloupe leaves. Most Of the grow
ers are now using the copper lime
dust A test with a number Of diff
ferent materials was conducted.
Preliminary results showed ca spray
ing with permanganate Of potash.
] ID. 70 60 gals. OF water gave best
control; % copper carbonate gave
next best control: (3) - per cent
copper lime stood third; a. % per
cent copper lime fourth; {51 Is per
cent copper lime fifth; o. sulfur
straight or in combination with lime
checked the mildew, but in ali
eases burned the leaves and stems
Of the vines in proportion 10 the
amount Of sulfur in the mixture.
Another test with $3.50 bordeaux
spray, leo ganate Of potash
spray, copper carbonate dust. % per
cent copper lime dust and % per
cent copper lime dust was started.
Poultry Course Conducted
A two day poultry short course
was conducted. At this school Or.
]. r. Beach aud Prof. W. A. Linpin-
colt, bSth recognized international
authorities on poultry and L. r. Eas-
son and ". B. Newton. extension
specialists in poultry Of the T-ni-
versity Of California, gave com
plete course Of lectures ON many
different phases Of poultry husban-
dry. The school was well attended
and the audience was enthusiastic
about the value Of the information
given
Three soil moisture meetings on
alfalfa ranches were held. At these
meetings DR. j. r. Brown. irriea
ton specialist Of the University Of
california. spoke on the principles
of soil moisture regulation and pene-
tfailon. 4 study of the penetration
Of he alfalfa roots. and Of the
moisture was made bv means Of
trenches aud the soil auger. Assist
ant Farm Advisor De Tar spoke on
irrigation Of alfalfa Three similar
meetings in vineyards were also
held whore besides Dr.. Brown X tank
h. r. Jacob Of the division Of wifi
culture Of the University Of Califor.
MA, lectured on Principles Of IT.
rigation of Vines Az both sets
Of meetings Farm Advisor Garth
waite leetHred on the "'Soils Of nn-
perial Valley, and illustrated tire
1aik with soil boxes showing the
different soils.
The following snceialist visited
Imperial Valley aud rendered assist
anee:
Prof w A. Lippineott. Or. ]. r.
Beach, VI. Il. Newton and r. b.
Easson, All poultry specialists of the
University Of California. ]. B.
Brown, irrigation specialist. and II
+. Jacob, niticulture specialist borl
Of the University of California: DR.
L. Il. Stiekney and J. c. Elm0re
both of United States department
Of agriculture entomologists, III. G
McKeeVer, cotton Specialist Of tht
tnited States department az agri
culture: Dir. M Shapovalov. United
States department Of agriculture
plant nathologist, and Or. J Tan
benhans, plant pathologist Of TIA,
lnilaa States department CT agri
culture. E E Gordon extension
speeialis Ia deriving; DR. Ira Cor
dit and Mr Cameron Of the division
of suh tropical horticulture. Uni
Nersiiy ~ California. and Miss MAY