Evening star. [volume] (Washington, D.C.) 1854-1972, 1893-03-22

| ducts. Attention will be paid to the methods
and processes Of soil analysis, and apparatus
VIII be exhibited illustrative OF the various
methods in use for the mechanical separation
Of the various particles OF the soil. The chem
ical apparatus viii be Of the latest improvement mt
and so disposed as to show the chief processes
| Of agricultural analysis. The methods of sugar
| analysis will be illustrated By the best forms of
! apparatus including the poariscopes in COM
| mon use. together with instruments used for
| standardizing quartz plates and investigating
| the rotatory power of unknown bodies. The oper-
| ations Of chemical ANALYSIS will be shown by
actual work and chemists will be employed dur
| ing the period of the exposition in doing work
| for the Information of those interested in the
same. Apparatus not in use will be exhibited
\ for examination and so arranged as to give the
greatest amount Of information to persons
/ seeking the same.
Mr. b. E. Fernow is chief Of division of
forestry. The exhibit will consist of classified
collection Of sections of forest trees of the
United States, with demonstrations of their
economic uses; apparatus Gin operation) for
| testing the strength and other qualities of tim
Der illustrative of methods shown by expert
ence to be the best adapted to forest culture;
metal railway ties advocated a substitute for
timber, and whose adoption would serve power
fully to protect our remaining forests from
destruction.
quondam entomologist of the state of Missouri,
is chief of the division Of entomology. He is
intelligently and thoroughly aided by Mr.. L. o.
Howard assistant. The division will ex-
hibit a representative collection of insects
injurious to the different field and garden
crops and to orchard. forest and shade trees
as we'll. There will be an exhibit of insecti-
cides and machinery and of insecticide mix
lures collection of insects indicating the classi-
fcatIon Of the group. and a large series
of plates showing many OF the smaller insects,
the details of which could not be seen from the
specimens themselves. An important feature
of the exhibit will be extensive series of
models of plants showing the damage done by
insects; models of insects themselves attached
to the plants in normal position. the whole
forming an object lesson Of great importance to
agriculturalists and horticulturalists
Mr.. c. Hart Merriam is chief of the division
OF ornithoiogy and mamology. The exhibit
will be large model of the Death Valley
region. where attitudes varying from several
hundred feet below to Is 600 feet above sea
level are in such close proximity as to disclose
at q glance all the life zones of the country
animal specimens and groups characteristic Of
these life zones. birds and mammals beneficial
or harmful to the farmer.
Mr.. ]. r. Dodge. the veteran statstician Of
the department, Is chief of the division of sta
tistics. The division will be represented by
illustrations of the agricultural progress of the
country In an original series OF maps, charts.
diagrams and other means of presenting graph
ically an idea Of the immense resources, pro-
world of agriculture in recent years.
Mr.. George Vasey is the chief of the botanical
division. II will be represented by hundreds
Gf specimens of tame and wild grasses gathered
in the east and in the remote regions of the
northwest Oregon furnished large number
of forage grasses Of fine growth and quality.
These. with several hundred specimens of medic
inal and economic plants, with cases illustrat-
ing nerbarium methods of work and treatment.
will constitute an attractive and instructive
display.
Mr. b. T. Galloway is chief of the division of
vegetable pathology. 1t will have on exhibit
ton series of models of fruits. vegetables and
other crops showing the effects of fungous
attacks. Accompanying these will be drawings
of the fungi themselves and photographs show
ing the results of field treatment. There will
also be a full set of fungicides on exhibition
and models of the more impor tant apparatus
used in applying the same. Laboratory appa-
ratUs illustrative of the methods used in study
ing plant diseases will complete the work.
Of the division OF pomology Mr.. II. E. Van De-
man is chief. Its exhibI! will consist in models
and drawings illustrative of fungous diseases OF
fruits ard fruit trees; remedial agents. imple-
ments and methods OF production. cure and
eradication.
OF the division of microscopy Dr. Taylor is
chief. The exhibit Of tine division will consist
principally of the edible and poisonous mush-
rooms OF the United States. in models colored
after nature. grouped and classed according to
their respective characters edible or poison
GUS. The plastic material used for the models
is a composition of DIR. Taylor's own cCmpo-
sition and it Is very remarkable for its
properties 1t is expected by DIR. Taylor TO ex-
hibit a number of his Inventions and improve
meats relating TO the Use Of the microscope in
the investigation of food products, oils, &C..
and the micro-photographic illustrations o.
various subjects.
OF the division Of illustrations Mr.. George
Marx is chief and its exhibit will consist of the
original plates and figures used in the reports
and bulletins of the Department of Agriculture,
illustrating the care and skill demanded in the
preparation of the publications.
OF the division of records and editing Mr.
George W. Hill is chief. and it will consist
of a complete set of the publications of the de-
partment arranged for consultation and a
bureau of information.
Mr. W. o. Atwater is chief of the Office of ex-
pertinent stations. It's exhibit will be comprised
IN illustrations Of Its methods of editorial work
and OF summarizing the reports of the stations.
Mr.. Richard j. Hinton is chief of Office OF
irrigation inquiry. Its exhibit will be COM
posed of a model OF an ideal valley with canals
sIl siuices, illustrating modern irrigation
methods; map of the arid region. showing
location OF artesian wells and irrigation works.
Finally, the Worlds Columbian EXPOSE
ton will be the farmers opportunity to obtain
in almost unlimited degree such information
relating to his material affairs he has never
enjoyed before. Every facility and encourage
ment should be extended to them possible
even 10 a less than one fare for the round trip
to Chicago. L. s. A.