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Country Life Éducation Series University 'of Illinuos A miatter that hias led to nutch con- fusion and misuiiderstanding ,, .is the conimon talk of "available plant food" a s distinlct from the total supplv. whereas theire is nô 1 une, of distinction. The questioni as1 to the aiounit of available. plant food contained in the Pla'nt. Now.. to assure succesaful growth. EVERGREENS' Rtockc Garden Plants We are Fanious for Tulips Comts>ete.Landscrape Service Franken Bros, Ine. 440 Elnm Street Deerfield 241 iy a crop is flot available when' the crop is pla.nted, but 'it must be made available during the growing season. Plant food is made available by cleinical and biochemical processes, of which ammionification and nitrifica- tion are. among th ose best undiierstood. For the exact. information %ve.no w have regarding these.processes, we 'are indebted to the researche.s of Pasteu.r and Schlôsitig and ý Miiintz of France. .Winiogradsky. of Russia, Xaringtol' of England. and otheirs. The nitrogen YOUR. GARDEN needs this Help Florjsta ,and,.nurserymen recommend DItICOXIJRE for top dressing gar- dens and lawns. . .à and as an Ideal sou improyer. FÉlnest, qnallty pare, or- gaule fertiliser. Dehydrated eow lma- pure wlth: peat mos. Free frein %teeGs. WIill ot barn. Useé it lnl your Ir, eu iinwarnd 'ninattéen 1mw nia n t. ~gWrite for l nterestlng voluable folder on -R nuany garde,' uses for ICONURE and f ree sample. ATKUNS & DURBROW. INC. H-2367 Loga Ivd. Chicago, Ill. 'Pot Avuitace 342 , It's Planting PLAN'T THIS* SPRING AND ýGAINA YEAR. If you have been drealning of 'the wonderful things' you would do with Evergreens, Trees, Shrubs, .and Vines, i is t4rne monaké those dem on rc Oectu in the1 There are at .least three different kinds of microscopic organisins (called bacteria), and also three dif- ferent, steps, or stages, invoved' in. the process of nitrification, the nitrogen being changed.from the organic com- pounids, first into the ainmonia form (NH3);' second into the nitrite form, as Cà(NO.-)-.,and ýthir(l. into the ni-. trate formi, as Ca(N03)2... which is one of the, Most suitable colmpounii 1ds of nitrogen for, plant food. Another ab)solute requirenient for the process. of nitrification is the resence of, phosphorus and prol)ably ofi.other mineraI food supplies neces- sary to the growth and -Multiplication of, the bacteria themselves. It is knomn that without phosphorus there cati be iieithier growth nor life.. (Go, tribiitcd b.v Louéis J. Lorcuzini, Wiliz-et') Illinois Dunes Park. Luring Nature Loyers More than 100,000, persons are ex- pected this suinimer at Dunes Park of Illinois, Chicagoland's newest natural playgrouind betiveen Waukegan and the Wisconsin state line. Its second season opens officially tiiis wveek aI-ý though litndreds of nature loyers al- ready have visited it this season hi, More tnan 40,000 person enjoyedth te )park last year. Mfanager Stephen H ot iam and his. assistants bave built pa rking areas for~ ) nearly one thousand cars, the road ieading to the beach has been, put ini ship-shapc order, and guide signs, )directing visitors to, the park's Dead river andl other points of ihterest have been erected. GARIDEIN HINTS 1.By Dr. J. F. FonderI Editor's Not.e:,AWe are hap)py to pro- -vide for our readèrs, a«iseî'ies of articles by a recognized expert. on gardening m ubjecýts, Dr. -J;. F. Fonder 'Of.EvansUm~, who received*bis Ph. D.. degree at 'Mielii- Kan State college, afteîr attending colleges in his, native state of (olorado à ni Iin ttah. lHe has lectured ,cxtensively ogn gardening in many states and h.ks writ- ten mùeh on, toffies of, soli and plant. physi logy. Ilits experiènce extcn(1s in- to the. practical business end of plant culture, thus enaaling hlmi towrite With authoritv on ail matters pertaining to the 'subject. Pl'. Fonder'l.s artivlos ap- pear in. this section eac-h* week. BENT' LAWNS fflcn properly - -cared for, bent lawns aàre uindeniably the ultirnate in, lawn beauty, their closely knit leave.s formiîîg the ideal outdloor carpet. 'hi ie only 'Secret involve(l in their produc- tion is a lot -of t%-ork and 'consider- ab)leý expense, Petit lawns in w~hi-eh the turf is-raggedl, 'isease scarred, and' off color are gcncrally less beautiful 'What 'To Do in the Garden Th4s Week Màke the niew. lawn and seed the bare spots' in, the old - iawn. Feed the. enitire' Iawn with. soluble planit food. Plantý aniual flowers, gladioltus, ,roses, and sweet peas.. Tranîsplant asparagus, rhubarb), and horseradishi. For succes-sion plant 'garden peas every two iveeks. Plant trees, shirubs, anîd ever-, -greens. Élue properly eared for Kentucky or'Chewving's Fe.scue lawns.. Qure of 'the most 'objectionable features.,of bent grass is' its tnec to, produce a deep so' ato stemis Which bear lea.ves ortly at their ends.. 1To prevent the (evelopmuent of this mat àt is niecessary to top- dress at intervals of about four weeks. The, mnaterial used for top-dressing should be prepared by nixinig two or Phione: Deerfield 36 - Nu.~<uo~~ %%~~# N~# '~-4 I Prairie View, Il' > On Route 22, Betweén HaIf Day 'apnd Lake :Zurich Deerield, 'Illinois