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7 > Image 7 of Kentucky farm and home science, vol. 5 No. 2 spring 1959

Part of Kentucky Agricultural Experiment Station

i.e. the loose-structured soil kee is the rrountl heat But the lettuce croi under the double layer of in- * from rising. ner plastic dtd not brown at all. \\'hen tt was cut, it gg? lluring extremely cold weather, limmert found the brought from $2 to $3 a basket according to the pre- lettuce did not grow. But when warm spells and railing market. V ~ * thaws occurred, it did grow. `l`his led him to conclude V _ ` it __ that, on the basis of early trials, vegetable production ~,_ " . may be commercially possible and profitable up to ,\ as late as (lhristmas and could start as early in the VV , /V ; V V ' "s irin as February l1. .\nd this was his aim: Ve e- V .; V?{ l " V . 4-, .. , V. Vs table production when produce is in very short sup- kg V --; V . . . I lx ' 7/ V} , E" ily on the lll2ll`li[2\ll(l `rown without the cost of / gg.- {".- ~- - VV / /; \ Q, k artificial heat. JL . V \ V \ r T " .<*`* l ` W 1 , lhe extra sheet of Jlastic over the round cover l Z* ",. ` #` 2 l -.. . #~ :l\%("* Kg) I- - V . :_TT1 * [ -__ . . 1 i , _ i / ~ :. , ': ; was added to insure t ll2ll1l' and to hel) the cron ".9l* - - ~ ` yi;)/>W} ` - lh '; "@@f #- *~*..~- i ..,'_. grow. Lettuce grown without the aid of any inner ` W _\ ilastic rround cover browned u J c uickl t and lost . . ?V*" quality when it did grow. Under- ;t single luygy of This sketch (not to scale) shows the essential elements of the VV_ %_mil l)luSLiCV the lcuucc grew but had U tendency LO plastic greenhouse within a plastic greenhouse. lt is ietom- I _ V _ V ._l V _ _[V` V N . I _ __ M I mended that the height be about (1 feet. each side of the [mn )l()m I (lt home 5 lg5' VCH ml (lol) QOH ` ) roof about fi feet, and the height of the sidewalls about marketed. 2% [Cct- i 3** V . ' 5* V, ii";~. i . V ` -=* V\ V ._ VV `~ in `A V ? .. tf as ~/. xv" V V i: 7; ` is V_.;?;;P /`VlVV V _.V,_ VA t Vh\,,V fi . ` " V " t i ==i *i= . - .. V\Y A _. t // . __.. . iV T2. , ... .,_ j _,V =-v - ____ T ,,0__ .`.... T ` ti f '` * V I : ` ,4T` ~ fs.;-.% v...__ `..`# . QV . .<_;VV/fi9`&b_V V. V,, Rv - \ _ f`~VVVVfVV/ V - i 3 0* N / V * y W .... ; rg. Vg =- ># f i? Fg fg " i / V i / *4* - gf . 1 . ei? F? ,...... - if - { PM F e . `.` . e . * #V { 9 Jr; , . VV _, V. t as 4 V \_ ` " V ig xi t .! A 1 .. ' V Q V .. V.; i si . ,: i-i ,,1;.,.. __ :V_ V.: V i . V C _ Vi; V _ s"V _V_, R . c VV V, WK *1*** VV} if-ii W. J`. - 3Q :f { 'f` t V. . ..1 -`VV " :9 ` Q T X VW " ~ ,,__, ig}? ;`_..;i,- si?} Q+,{3{4$-; (_. " _ . ___ V1 ...=:,:.*$- .-.~ V hiv ;-~;: V$.2Vb.cg{%[`;.i%V, ..-.. -,; M . . .F-:}Va*.ZV; ` ~ ey?{:;`$.==;W:~;:> rc; ;. ; ey ,. i V V2;. ` 2*"L""C.-`? ~`i r"" sv ` '.7~ =g V1.,} .V ` eV ~ " '> in tee .?*Y.-Z..1" ` 2 V g, w V V -i~ . ;V.;=gs=y ,r: . V V ,. .i "~*i?T*f,i-5 ~ #1 .. . 3%; **2;:.: _ _ ,2 `~- , . Y .-.. Q; wifi},. V_*{..*ik.A ~:* V! ~2V * " yi =' V}- *~1Slt .;V Vid L.: JQ V qxk YYVJV r5 T tk V in.} . V `. _ _V V 4 :~---. .V I I .. . ~ V _7 .V.V_V W ~tV = e t- ?lt t S- V.; . t .4_ V . .~ . V . W V _y;-~ ___,_ .V_V_ V . r` .,,. . ;*{%= i._ _. _; ` Q ',:. . ;V'f$. __4 i , . V \ ._._ j . . ___V ..V; _V__ _...V *gs_$;..V V .; ;_.s.;gq:*V, j 2m;.;.Vi-i-V,[: img;. . , V,_,V . J TY { ,. -~. **Vs w "j:' , 1.,-. . _ ' - if .5 g- X, ,,` . ' .. V_ `'` V. *~_j gsi .- V. f_ `- . `L 7 ` , V ` We- -5 F .- . . ` Q ` VZ*_ I"`.r yy; .5}% 5k;!V' ._ V~ . ` =-.= Z.` . , " -,1};:*.. ?'j'-,,. 5.,* * i A -..,% I- . .,,Y _ V V AW . , .. VL V. V- [ .*_~ __ . -:* _; VV " - VV V,_ ` V. _$* V . { ~, _ ._ i .... - ;t . . . M 3 ,._,,....-;?* ;*# -V -. _-_ 9,;,,.;- ( -` .: =j_V-n ,,V ~ _ - -_. V . V. _ ` V " " V -V .:}i -V ' `W .V., . = V i " , ' ` . V VCV V .VV ,V VV _ V. , VV_ V: 4 - . 1 NV, V Y%:== { V 'V * "JV === -`=V` ~-V hw" VVVV V ' ~ V . ` V V V V . V 'VV V " if . ... -V` i *3a**" V ,.V VV A '_ The lettuce grown in this plastic field greenhouse was mar- aisle to permit access and the plastic on each side, supported _ keted when produce was in short supply. Note the center by wire frames. 7 lii;x1tt:t;x liutxi isn lloxuc $i(J|liN(Jl]Sll{lN( M55) 7 V *1 *4*-