HOME COURSE IN SCIENTIFIC AGRICULTURE One of a Series of Sixteen Articles by Noted Government and State Experts FIRST ARTICLE-SOIL CONSERVATION. By W. J. SPIllMAN, Afrkultorkt la Chirr ( Firm MsnareoKat, Bursas el Pilot Industry, Dfparttncet ol Apiculture. HOW to restore and maintain tns productivity of tbe aoll Is the most Important, phase of the conservation problem. In man; of our older communities toil fertility has been reduced below the point of profitable production. Nation wide effort at the present time, through federal and state agency, la directed toward tbe restoration of fer tility in these localities. In tbe older countries of Europe, where farming has been followed for many centuries, the problem of 'satisfactory yields of farm crops has been solved. The ag riculture of Germany is similar to that of tbe rnited States, but the yield per acre of wheat In Germany is more than twice that in the United States, the yield of rye nearly twice as large, the yield of barley nearly a third lar ger and tbe yield of oats more than one-third larger. The proportionate area of cereals grown in Germauy is about one-fifth less than in the I'nited States, while the proportionate area of hay and for age crops is one balf greater. In aildi- j legumlnoua crop frequently leave In the soil suthYlent nitrogen for tbe needs of tbe crop that follows. Kecent Investigations by tbe department of agriculture In Kansas, and Nebraska show that tbe average increase in tbe yield of corn grown after alfalfa, com pared with corn grown after nou legu minous crops. Is 75 per cent A good crop of clover has a similar effect on the yield of crops which follow It In stances are known where the practice of sowing bur clover In cotton fields In tbe fall of tbe year and turning it un der In spring in time for another crop of cotton has in three years doubled the yield of cotton. Crimson clover sown In a similar manner between crops of com has lu a few years In creased Uie yield of corn 50 per ceut or mort. The reason these leguminous crops have such a marked effect on fertility in many ca?es on depleted soils lies In the fact that nitrogen Is not a eon stituent of the soil propef, but only of the decaying plant and animal matter in the soil. When soils are farmed for many years w it limit any attention to their fertility this organic matter Is tion to that, the percentage of the total j rotted out and the nitrogen disappears. itenre nitrogen Is nearly always the first plant food constituent to become deficient in the soil. Tlie fact has already been referred to that we export a large proortioti of our cottonseed meal, otlmeal aiuf other rirh nitrogenous feeding stiilTs These materials are all exceedingly rich In nitrogen. They should be kept at home, fed to live stock and the area which is planted to root crops is enormously greater iu Germany than In the rnittii States. Those root crops consist largely of potatoes ami sugar beets, and the best German authori ties estimate that at least oue-third of the products of the area of these two crops is available for stock feed. They also estimate that one-third of the products of the area devoted to cereals is devoted to the feeding of domestic ! manure returned to the land. animals. Germany therefore devotes very much more of her soil to the pro duction of feed for live stock than does the United States. On the same area of farm land the German farmer maintains on the aver se from 30 to 78 per cent more live stock than does the American farmer. The manure from these animals Is also better cared for in all European coun tries than it is In this country. Not It . . sj -mwsU i , .11 J 'ASIIIALS WITH OOLDES HOOPS" SHEEP MAKK XHK SOIL FKMTLE. only that the United States exports vast quantities of cottonseed meal, lin seed oilmeal and other rich nitrogenous feeding stuffs, while Germany imports vast quantities of these materials. Ger man farmers not only conserve their own natural resources, but they draw on other parts of the world to main tain the fertility of their lands. Amer ica has been mining her soil and ship ping the products to Europe. In addi tion to the sources of fertility above given, Germany uses annually on her soil SoO.OOO tones of nitrate of soda, 75.000 tons of sulphate of ammonia, 1,200.000 tons of superphosphate and 1,400,000 tons of basic slag in addition to large amounts of potash salts. ' We are now confronted by the same necessities that compelled the adoption of sound systems of agriculture in the old world. How shall we meet this problem? ! The Solution of the Problem. I In the first place, We must increase the number of domestic animals on our farms. Where land Is farmed by renters the leases must be made for longer terms, and where the renter has not the capital to provide the proper number of domestic animals these must be supplied by the landowner. Tbe effect of live stock on the fertility of the soil needs no demonstration. It Is well known to every intelligent farmer. Up to the present time, at least, no system of agriculture has been permanently profitable without the nse of domestic animals as a means of tialntainlng tbe productiveness of the Soli. Whether such systems are possi ble remains to be seen. I In addition to Increasing the number of domestic animals on American farms our farmers must pay more attention to leguminous crops and to other crops which provide a supply of humus for the soil. Legumes, such as clover, peas, alfalfa, etc., are especially Im portant because of the fact that with the aid of certain soil bacteria they are able to draw their supply of nitrogen from tbe air. Having thus an unlimit ed supply of this valuable plant food constituent, tbey become very rich In nitrogen. The stubble and roots of a Dependence on Our Own Resources. There Is this difference between our situation and that of the older coun tries of Europe: Hitherto we have beeu exporters of our feedstuff's rich in fer tilizer constituents, while they have been importers. They have beeu draw ing on the newly settled regions of the world for materials with which to feed their crops. The American farmer will be making a long step forward wheu he quits exporting these materials and returns them to his own soil. What ever shortages there may be must be made up by the intelligent use of com mercial fertilizers. There Is no danger of a nitrogen famine. We can grow leguminous crops to supply nitrogen We can also, by Judicious use of tbe refuse from grain aud other crops and by the use of Intelligently planned crop rotations with occasional catch crops for green manure, keep up an abun dant supply of humus. Even if we had no other resources for maintaining the fertility of the soil than leguminous plants and humus making crops we ! could on much of the laud in this coun try maintain a niurb higher standard of yields than obtains at the present time. Examples of Successful Farming. In New York state there are large areas of land which formerly produc ed satisfactory erons but which in fa. cent years have been reduced in fertili ty to the point where their cultivation is no longer profitable by the methods in vogue in that section. A few venrs ago a representative of the department of agriculture Induced a farmer in that section to grow four acres of potatoes under his direction. This farmer had beeu growing potatoes for manv venrs. using seed which had been grown for sixty years In that locality without se lection to maintain its quality. His or dinary yields of potatoes were about forty bushels per acre. He was induc ed to secure new and improved seed aud to cultivate in the most thorough manner. As a result these four acres produced a yield of 250 bushels of po tatoes per acre. Similar results have since been secured by a number of oth er farmers In the same locality. An Illinois farmer a eood manv venm ago established on his farm a rotation of corn, corn. oats, clover. The com and oats were fed to hogs, which were allowed to graze on the clover. Very little feed was purchased, but every thing raised on the farm was converted Into manure and returned to tbe land. At the beginning of this system of farming the yield of corn was about thirty-flve bushels to the acre. Ten years later it had risen to elorhrv hush. els per acre, the average yield for four consecutive years being 80.4 bushels per acre. A Missouri farm which had been de voted to corn and wheat for sevenlv years and on which the yields of wheat Vre about eight bushels ner sera anrl corn about twenty-five bushels was subjected to a system of farming simi lar to that Just described for an Illi nois rarm. in six years the yields of this farm were morn thnn A ntihlori In work of this character tbe following points are emphasized: . Deep fall preparation of the aoll Planting of well selected seed. Mainly shallow and frennent onlHvn. tion of the crop during the growing season and especially after a rain. The Judicious nse of commercial fer tilizers and the lnrrpflaofl una n h.mA produced fertilizers and the growing ui leguminous crops. wornout Machinery."" Economy Cemanda That It Be Role gated to the Scrap Heap, Iu the older steel plants of miuiII an4 medium siie ami even In plant trmt have gronu up from a modest begin ning to become Immense concerns em ploying thousands nf men we Hud that the auxiliary iw-r machinery baa been given Utile consideration la modernizing the machinery lu general. lull with auxiliary iiimliliiorv it Is very difl'erent. Ill manv cases air cotu- pressor nnd puuiw, een such Impor tant machines as blowing engines, have beeu kept lu service king ufier their days of usefulness were over, when they were using enough stmiu to pay for a new machine in a very short time and to make the purchase of up to date machinery a splendid Investment. Tha reasons for this method of ptvcedtira were that the new auxiliary owcr ma chines would uot show an Increased output of steel, nor would they show a great saving lu the cost of produc tion of the steel. In many localities fuel was cheap. Iu some cases the steel companies owned their mines close at hand and coal could 1h had for the digging. In a few Instances byproduct gas fur nished all the fuel required. In theso cases there was some excuse for keep ing Inefficient machinery In use. More recently, however, conditions have taken a decided change. The price of coal has advanced, making It urgent to be more careful In the use of It. Steel companies have found that It pays N'tter to sell the coal than to burn so much of It themselves. Then, again, the supply of natural gas In some localities has become limited or has given out entirely another reason fur saving fuel. Iu later years competition has be come keener. I.arue plains have been built, and the older concerns have had to conserve their resources In order to meet this cin:pe!iiinn. I'-iirim-ers have bivn employed to look a'ter the saving of fuel -otiiiiK'tont, trap e.l engineer i!h eltl.-lent assistants. These depart ments keep a sharp watch on nil fie power machinery, s'eaai. elr. gis and water. Their business is to make effi ciency tests on the ma lilin-ry. meas ure Kiver used bv the ili'feront mills and department, click up the fuel consumption of the boi'er houses and lie ready at any time to rcniniiiend the removal of a machine ns soon as It be comes a paying proposition to replace It w ith a machine of greater etliclency. Engineering Mugtirlne. "Young man, when you buy a buggy, be sure it' a Studebaker" Sound advice from the man who has been driving one for twenty years. When you buy a StuJcLitker buggy you are buying all the skill, experience and science in buggy building that half a century can produce. You are protect ing youraclf against the mistakes of younger builder. You will nlwayi be proud of the Studebaker namrplnte, for there isn't buggy on the roud that ii its equal for style, luxury and good looks. Flexible bent-reach gear, graceful line, solid cor ner, plugles body, double-ironed shafts, are a few of the special Studcbukcr features, The new close-fitting shifting mil is enough in itself lo make you buy a Studebaker buytjy. F.rm W. lloWM W. True It, Milk W AN EFFECTIVE RADIATOR. German Invention Said to Give a Re markable Amount of Heat. A remarkably effective radiator has been devised by a professor of a tech nical high school In Prussia. The fnmln,.,.,.,,.,! ,.p)n..l..ln ii.- .... - ..mult,,,, j.i i in to i or iijijm i ai ua Is the use of a great numlier of Indl- rect radiation surfaces made of a ma terial that has a high conductivity of heat. For this purpose very thin zinc cov ered copper bands are disposed radially In the circular lly of the radiator . i J pump W..M. H ll!(-.( O PAIJA KANS,crrV t'KNVtl If J B.U.I LAKKCTTY rlLl0 PUKTIJkNK. OSS. H . I Set our Dtltr or writ ut STUDEBAKER South Bend. Ind. NH vt'SK MiNSEAIVUS D. P. Adamson & Co., Druggists For Drugs, Patent Medicines, Chemicals Lowney's Candies, Ice Cream Soda, Sta. tionery and Prescriptions see D. P. Adamson & Co. r;- HEW OKIIMAR BAIlIAIOII. between the concentrically arranged hot water or steam heating coils, whlcli are flat Hy properly calculating the surfaces, cross sections uud other di mensions an extraordinary heating ef ficiency Is obtained with a miiiliuuia of material. This efficiency Is said to tie so great that a radiator twenty-eight luetics In diameter and fourteen Inches high can raise the temperature of nearly 400, 000 cubic feet of air over 100 degrees F. per hour. A New Elixir of Life. Dr. Frank It. Sturkey of Philadel phia, In a serious report that has startled the medical world, has made known to tbe public some remarkable results of a series of experiments on which he has worked for several years, first on his aged mother, then on him self and fifty friends. Ills object was to find an extract from the vari ous ductless glands of the body which will prolong life nnd make the aged look and feel much younger. Dr. Sturkey says he Is a living testimonial of his success, ns the treatment he has taken has made him look ten years younger, and that the same Is true of others. lie calls his remedy the "poly glandular 'extract" and says It Is a combination of extracts from the thy roid, pultary and other ductless glands. It Is administered by Injections Into muscles or blood. It Is said to raise the defensive power of the blood against serious poisons or disease germs. s DeLAVAL Cream Separators Sold on Easy Terms Pioneer Cream Co. Prineville, Oregon .if Burial Caskets of Cement. A burial casket or rough box madeol cement has been Invented by a citl sen of Prescott, Ont, und a company has been formed to place the product on the market. Tbe caskets have been nsed for some time and are reported entirely satisfactory. The claim la made by the inventor that fine caskets of wood or metal, as well as the body and Its clothing, are preserved In this cement outer case secure from damp ness, no matter whnt the condition of the soil. Consular Reports. Excursions East! Daily, May 28 to September 30 Return limit October 31. Choice of routes and atop overs in each direction. Via GUREGaNTRDtll(Rr. CENTRAL OREGON LINE LOW ROUND TRIP FARES Baltimore 1107.60 Boston 110.00 Buffalo 92.00 Chicago 72.50 Colorado Springs f5.00 Denver 55.00 Dea Moines (15.70 Detroit 83.50 Duluth 60.00 Indianapolis ,. 79.90 Kansas City 60.00 Milwaukee ,72.60 Minneapolis 60.00 New York 108.50 Omaha 60.00 Philadelphia 108.50 Pittsburgh 91.50 St. Louis 70.00' St. Paul 60.00 Toronto 92.00 Washington 107.60 Winnepeg 60.00 LIMITED TRAINS EAST The train leaving Band 6:45 a. m., Redmond 7:24 a. m , Terre bonne 7:36 a. m., Culver 8:09 a. m., Metolius 8:30 a. m., Madras 8:40 a. m., Maupin 10:48 a. m., makes direct connection at Fallbridge with limited train east vi Spokane. Portland dt Seattle Railway. Train- schedules and other details will be furnished on request. Baggage checked and sleeping car accommodations arranged through to destination if desired. R. II. CROZIER, H. BAUKOL, Agent, Asat. Gen'l Pans. A?ent, Portland, Ore. Redmond, Ore. W. C. WILKKS, 6-1-t' Asst. Gen'l Freight & Pass. Age, Portland, Ore. 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