I'lic qiicstioii viis iisketl if tlic ~ircaciit yciir l ~i i t l iiot becii 1111 csccptiouiilly good oiic for Iicctroot growing, to wliicli Dr. Sclinck-Soiiiiiier replied t1i:it his coiiiliiirisoiis ivcrc iiiiidc of coiirsc with roots grow diiriiig tlic siiiiic sciisoii, iiiicl tllcrcforc iiiidcr siiiiiliir cliiiiiitic coiiditioiis, Init slieiiking gcocidly tlic yicltl of sncclinriiic i i i 1889 \vns liy no iiictiris iil)iiomiiil nor cquiil to the liiglicst of recent yciirs, siiicc thc yicld of snccliiiriiic hi 1885 wiis over 13 per cciit., whilst iii 1889 tlic nveri\gc \vnS liiiilcr 13 per cent. 'J'he wight of roots per ucrc, Iiotvevcr, in 1889 wits iirocli hciivier tliiiii iii 1888 ; it circiiiiirtiiricc wliicli iiiiglit be iittril~iitctl to the cstrciiicly f1ivoiir;ilile coiiditioiis iiiitlcr wliicli tlic licct W I I ~ sowi iii 1889. llcct shoiiltl lie sowi IIS ciirly 11s possililc iii tlic iiioiitli of April, wliilc the gruiiiiil coiitniiicil I\ liirgc iiiiioiiiit of iiioistiirc. Ik. Schick-Soiiiiiier stiitctl tliiit tlic cspcriiiiciitiil seeds ivcrc prociircd for liiiii by l'rofessor Scliciblcr, wlio Iiiid dcctetl tliciii froiii tlic licrt soiircc iii Geriiiiiiiy. 'l'licy were foiir differeiit kiiitlr, iuid were of cniirsc tlistiiipiii?;licil 1iy tliflcrciit Gcriiinii ~iiiiiies. Ilc rciiiciiil~erctl wlicii lie ~v i i s :I stiidciit csperiiiieiitiiig with Iwctroot ill tlic Iiilioriitory of ilia I'olytccliiiic Ncliool ;it ~\ i s -t ~i -~l i i i ~~c l l c , iiiitl iit t1i:it tiiiic his cslicriiiiciits were iiiiitlc witti gloliuliir roots siiiiiliir to the oiic csliibited. This kiiitl of rcot Iiiitl 1)ceii ii1)iiiiiloiictl iii Gcrimiiiy for I I I I I I I ~ yeiirs piirt, iiiitl tlie long ciirrot-sliiil~cd root 111id sii1iersedcd it. Quite rccciitty Fiiiiicc Iiiitl Iiccoiiic iilivc to tlic siipxiority of the loiig root over tlic oldfiisliioiicd gloliuliir oiie, niid for tlic piirt two yciirs Iiiitl Iiecii Iiirgely tlniwiiig licr seed froiii Gcriiwi soiirees, witli tlic result tliiit the Iwodiictioii of siigiir iii I'.riiiicc Iind iiicrciiscd to iiii ciioriiioiis csteiit. \VitIi rcgiird to the qiicstioii of cliiiiiitc : cliiiiiite of coiirsc affected tlic roots iiintcriirlly, Iiiit siiicc the cslicriincetril roots Iiiiil bccii growi iii \'iivertrcc iiiitl Ireliiiid iiiitler tlic iiiost iiiifiivoiiriililc coiitlitioiis, ~rlicii tlic soil IYIIS not
qiccinlly prepiirctl for tlicir groivtli, iiiiti tlic liittcr part of the sciisoii wiis colt1 initl wet, iiiitl yet tlic yield froiii the roots coiiipiircil iiiost fiivoiiriiblv with tlic Iiert roots gro~vii iii Ceriiiiiiiy, it iiiiist IN :i&ittciI t ~i i i t ttic csperitiiciit rIio\vc~I iiiost iiit1iibi:iilily tliiit tlic cliiiiiitc of 1Siigliiiiil i i i i d lrcliiiiil ws highly fiivoiiixlilc to the growth of s i i p r l i d s .
111 rqily to JIr. Iliiycs, I)r. Sclinck-Soiiiiiicr snit1 tliiit :I ciitcli-phiit " iiicniit ii p h i i t to which tlic iiiscct iieiiiiitotlcii would tic nttriictctl for the pirposc of tlcstroyiiig tliciii. Fur iiirtiiiice, iifter ii crop of licctroot Iiiitl Iiccii grow, itiitl tlic groiiiid inis foiiiitl to coiitiiiii 11 Iiiiiiibcrof tlicsc pcst~, ii croli of c:itcli-pliiiits woiiltl be raisetl, tlic iiisccts iittriictctl to tliciii, iiiitl tlicii 1111 tlcstroycd together i tlicii II crop, siiy of i l i i s or iiiiy siiiiiliir quick-ripeiiiiig liltitit, iiiiglit Ire so\vii, iuid iiftcr tlint wis giitlicrctl II sccoiitl c r o ~i of "ciitcli-pliiiits " niiwl tlic siiiiic sciistiii iiiitl SO c1Tcctii:illy cleiir tlic gruiii111 of 1110 iiciii:itodcii, without losing the iise of the puciiitl for