CONTENTS 
PAGE 
TEIREN TIONS) LEANER NTNTIOINENS a 6 wre ceeacosacstcas-o cece OSG OOO ROI Or Gio BiG Sic ROn Cin eee ye eo 8 
Sourncerand description of materials used!2.. 22... hes sec eee cote nee cee ence nce 9 
JPHUTROND, CHADS Le o' 6 ci: ciseser ner eH eae erate a er a 9 
Sram rag). Giga Te 2 Sos Ae eae area a snr SN Pipi ek ae 2 ete 11 
TD slkanthce panescralte,, (inp aeeU WE See ee caesar epee ec 11 
DikieRsUMened smtyiOe wD Verrs tee cya eo us ccckdin wi renNarasrerrnset Mia aumanaa ci ura ee Gia ste Ses 12 
IRE, THAOS Vevey ens ORS ee eee ane SPictoite oA it Seo ReneS AAA er ere a 14 
Gireain, WS Wls: 5h cleats cuss eee cease eee eRe eo ce cera oR ec 14 
Relationvoluplanticolorsito environment.)..2.-2+ 40 asses 04dene sess ns dees ss dests ees. 15 
Sunlishigapactorunycolondevelopment. 1c... 2 = occ le esc ee esio oss one ee ee eee 16 
Wiroistumemmenela GOmptOnCOlOnpsrcdtics. ce caceuers Saeed cha a Sine Eee 18 
MemmeraiUnesnyrela tl On svOxCOlOn csp es, ae a aa ree OE Seen on eerie ie ss el ute soca 19 
Solbterwlinvgandecolordevelopment.< {522-20 canes ales ease anos esos ees ns ee eels 21 
Ric hacompane dewablupOor Soles. six peicwle evs esc dsc8 tee erelib ses Noses sl Ao Meese eee 21 
lrackqoispanticularmutrient elements na. son ose oilers yds a st ee oes cde de 23 
Relatonmolcanbobydratesstorcolore. «ca. \aeqae Go ace teria eee eas ch sees e 26 
SUTTON 2 9 60.0. 0°66 ey SPU EEE CRT Rte ee Set ROR ee Sa CT aa a 28 
GeneticrmalysistomcolonityPeS 4... ose save se aise leneiavee ne greih ictus! Walesa dee anes Goa as 29 
Crossesnmyolvanesthe factor pairs Aa, Bibs Pl plies. 65k vecnls ov scs cee ee ee. 29 
gong lewlcupx@omee nin Vil Cs erga et setn eo mndin ann at ian, sani s hin Uraleaeh ins ache Wl escnce esd arucdewters 29 
IDalhavice een Travel TAYE S35 ov Roh ia wu eee as ator ace ee alee ete el 32 
BACKCEOSSeS(Oiglapxaivilc andolViaex Vi with Vamarcdac see dy Sean yea ne 34 
Behavior of F2 color types in later generations......................00 00000 eee eee 35 
MiTHEREROSSESKOIME ouCOLOMNLY DES: c5)s.clsuce de cee aie le och te ee ssbb neki cistiat Heeb 48 
Evidence from aleurone-color and linkage relations......................2-0-0-0-- 58 
Summanvgotresultssnvolving Ava. Diol pl rn. sie ee otis der Aes cle ae ee ee 64 
Crosses involving the multiple allelomorphs B, BY, b8,b.............0..0005-. A ye ews 65 
Interrelations of sun red IIa, weak sun red IIb, and dilute sun red IVa............. 67 
Relation of weak purple Ib to purple Ia, dilute purple IIIa, and weak sunred IIb...... 69 
Crosses involving the multiple allelomorphs R*, RI, R79, 717, 79, 7% 222. ee 73 
(CreerM IN Cexa LOW INI E moe a ricen te imcnare Sates ain oe mronthue dete Bilt Sig ene el neeele ald demi 74 
Kitercrossest ole HorCOlonibypeS ain sirscirsrseaciistcisie shcesus a oon een eed eey wm iden ecw ena 86 
iPurplevlaesreen-anthered' dilute/sum red’... 2.0.2. ....¢ eee: set ec see ee tee eee: 111 
Summary of results involving the allelomorphic series R’, RI, R™9, 77, 19, 7%... 112 
Relation of aleurone factors Cc and Prpr to plant color..................0000-2008- 113 
Expression of plant-color and aleurone-color factors...........0.0.. 00000 cece cece eee 114 
SHETTY 0. 6 0 bie 5c '5 BOE GAY AERIS eae oes EY Bree i Cae SUMS tea eOD OR AO a eG 118 
Miner nulnemelbed manpraranr mera sac eure eee Namen coal al ait teibm rac avdwitleld eae a's 120 
EMSHPHOUan (COM LAINIE CAD ICS) 2 naptgte ian Sata sis ie cele ee oe ae oe oe aie et eS deaa teebeces 121 
