Effects of reduced plant height on breeding requirements and ...

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Table 75. ANOVA for Root Dry trIeight, Root Síze Study, Expeïiment V. Mean Squares for Weeks from pLanting df Source <strong>of</strong> Variati,on .0647 .0725 .0468'k .0150 .0183 .0747 .07 48 .0656 . 0004 .0003 . 0002 4 Replicates .0143 .0095 .0019 .0018 .0002 .0003 6 .0247 ,0380 .0018 . 0010 Genotypes Error ïoÈal 34 25 ,O 30. 3 TIñ A 23 .5 t, o 24 .2 Coefficient <strong>of</strong> Variability % * Sígnífícant at P= 0.05
Table 76. cenotype Means for Root Dry l,reight (mg,), Root size study, ExperímenË v. l{eeks from Plantíns Maxinum Root Weight t0 Plant Genotype Height Class .6986 Bonanza .87 49 ,1s30 ,1706 .4616 .1055 .176r .5033 .1s86 .1904 .4836 .133s .L977 .4039 .1432 .1729 .502r .1507 .2067 .5306 .t230 . 1491 .5239 Tall ,0768 Tal1 .0703 Tall ,072I Tall .0698 Semi-Dwarf ,0810 Semi-Dr,ra.rf .0697 Serni-Dwarf .0614 c701013 .6766 I .57 48 ,6986å .4749 ,699I .8749a .5228 .6766 .6328a .5891 .6L25 .7665a .5805 .6075 .6OL6a ,5470 .6135 .65I6a .461,4 .62L5 .6305a .4615 c702024 816507-55 .7 665 .607 5 .65r6 l4Lnn 64-62 c703011 .6305 c7 03029 dífferent at ?=0.05, by Duncanrs did exíst. ! Values followed by the same letËer are not significantly Multíple Range Test, although ANoVA indicated dÍfferences
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University of Mani
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ACKNOWI,EDGMENTS It has been a grea
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ÎABI,E OF TONTENTS av írÞâ dô
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Þâ o-â r Days to l'{aturity ....
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vaal ËÞe rro Days to Heading . ".
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SUGGÊSTIONSFORFIIIURSRESEÀRCH ,.,
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11. Nitrogen Fertil-izer Applicatio
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TABT-,8 42, 43, I+4, r+5. 46. 48. 4
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74. 75" ?6, 77, 78,. 79, 80. 81" 82
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xvii i occurred for yield, but the
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I]TERATURE REVIEW Semi-dwarf Growth
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In the United States the barley bre
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Tabl-e 1. Broad Sense Ileritability
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Table 2. Broad Sense Heritability E
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wíth yield. fhis group discussed t
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ship in common wheat. 0n the other
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c onpared 'r . Two other important
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eported a non-significant positive
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majority of studie
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correfation between diastatic power
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extent. Frey et al-. (1951) indicat
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seni-dwarf wheats to nitrogen ferti
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number of spíkes
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Stanberry and Lowrey (L965) reporte
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Íright be of grea
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from varyíng seeding rates in barl
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Reports on the effect of</s
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the effect of seed
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l,upton et 41. (7974) pointed out t
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Table 3. Pedigrees of</stro
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(4) 200 Kernel weight * record.ed i
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population, using individual line m
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Site Sanford 19?6 Clay Cawnan 19?6
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Orthogonal single degree of
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Experiment lV: _-.t0qlepptite lenet
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ferences between genotype s which w
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and plant
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Table 7. con¡tonêlts of</
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was significant" fhe only case in w
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(28 to 5B/"), as reported by nost o
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Table 8. Continued Range Lor{est Li
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the Highest Yielding l,ines within
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Phenot:'¡pic Corre-Lations Sinpl-e
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Table 10. (Cortínued) Châracteris
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did Syme (f972), Fonseca and patter
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significant negative correlation wi
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elãted negative association betwee
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Aglononie ChArae'qeri s! ic s Pl"an
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Table 12. N1Ërogen FertLlizer Àpp
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Teble 14. NltrogeÍ FertLlLzêr ApP
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Table 15. NíËrogen ¡'ertil,izer
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lable 16. Nltrogen Fertlllzer Appll
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freedom comparison indicated lqínn
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lab1e 19. Nftrogen trertÍlizer Áp
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Tâble 20, Nltrogei¡ FeltLltzêr A
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TabIe 22, Nltrogen Fertillzer Appli
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Table 23. Nitrogen Fertilizer Appl
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TabLe 25. Nltrogen Fefttlizef Appll
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itable 26. Nitrogen Fertfllzer Appl
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latlê 28. Nltrogen ¡'ertlllrer Ap
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Sanford â.nd Carnan, 1926, Since N
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Tabl-e 31 . Nítrogen Fertilizer Ap
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Îable33. Nítrogen Fertllizer Appl
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Table 34. Nitrogen Fertilfzer Appli
Page 129 and 130: îab1ê 36. NLtrogeî Fertl,LLzer A
Page 131 and 132: Table 38. Nitrogen Fertllizer Appli
Page 133 and 134: lab1e 39,. NLtrogen Fertllf¿er App
Page 135 and 136: Table 41. Nitïogen Iertillzer Appl
Page 137 and 138: Table 42. Nitrogen Fertllizer Appli
Page 139 and 140: 'IabLe 44. Nítrogen ¡'ertilizer A
Page 141 and 142: Q UAT,TTY Cltq.RÀcTER rsrf ts Q ua
Page 143 and 144: lable 47. Nitrogen ¡'ertilLzer App
Page 145 and 146: Table 49. Nltrogen ferrlllzer AppLl
Page 147 and 148: îhe F x G i.nteraction at portage
Page 149 and 150: fable 52, Nltrogen Fertfllze¡ Appl
Page 151 and 152: 'labLe 54- Seedlng Råte - Row Spac
Page 153 and 154: Table 55. Seeding Rate - Ror'7 Spac
Page 155 and 156: Table 57. Seeding Rate - Roúr Spac
Page 157 and 158: while the tall sho\^/ed virtually n
Page 159 and 160: Table 59. Seedlûg Rate - Row Spacl
Page 161 and 162: Table 60. Seedlng Rate - Row Spacin
Page 163 and 164: Table 61. Seedlng Rate - RotT Spaci
Page 165 and 166: Table 62, SeedLng Rate - Rorar Spac
Page 167 and 168: ?áble 64. Seedlng Rare - Ror.r Spa
Page 169 and 170: Table 65. SeedÍng Rate - Row Spaci
Page 171 and 172: Table 67. Seedfng Rate - Row Spací
Page 173 and 174: Table 68. AN0VA for Coleoptile Leng
Page 175 and 176: 'Iable 72. Means for Experíment IV
Page 177 and 178: Table 73. (Continued ) B Variables
Page 179: 'IabLe 74' Ranks of</strong
Page 183 and 184: fabTe ?6 Cid not indicate this diff
Page 185 and 186: Table 79. Ranks of
Page 187 and 188: Tabl"e 81. ANOVA for Number <strong
Page 189 and 190: the second v¡as not significant (f
Page 191 and 192: Table 85. Mean Numbers of</
Page 193 and 194: of two locations f
Page 195 and 196: have increased the precision <stron
Page 197 and 198: showed no environmental interaction
Page 199 and 200: yield testlng experiments. Furtherm
Page 201 and 202: could in part account for the poor
Page 203 and 204: signlficant, the correl_ations were
Page 205 and 206: height and the qua
Page 207 and 208: trial period. The area in which the
Page 209 and 210: any specific cross. However, they d
Page 211 and 212: as strong nor as consl-stent as is
Page 213 and 214: with several critical agronomic par
Page 215 and 216: maturity and days in post-anthesis
Page 217 and 218: significantry rerated to several ot
Page 219 and 220: icularly when nore optimum growing
Page 221 and 222: would be useful to know the rerativ
Page 223 and 224: Kernel Weight Added N had little ef
Page 225 and 226: much as the tall genotypes. Also th
Page 227 and 228: îhe effects of N
Page 229 and 230: with the overall results of
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Phenotypicaì.J_y novel gernplasm,
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drastícaIIy changed phenotype as t
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should not be recomnended for produ
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One of the problem
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The associatíon between root growt
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GENER¡.L DTSCUSS]ON Since desired
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inheríted" observation of<
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indicated by this study suggests th
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individual lines. It is generally c
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sístent suppLy of
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possibílity of ir
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Testing et one site for one year wa
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height genotJpes t
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ïn terms of the o
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Concern has been expressed by dryla
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), +. ( 6, 7, Attempts should be ma
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Beech' D.F" and M.J.T, Norman. 196g
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Day, A.D, and R.K. Thonpson, 1970.
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Guitard, 4,4., J.A. Neûrnan, and p
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Konishi, T. L976. The nature and ch
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Pawlisch, P.E., and H.L. shandp. Lg
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Sisler, I^I.I^I, and p.J. Olsen. 19
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trIoodward, R.trI. 7956. The effect
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Appetrdr*' cenotvprc ìlêans fot j
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^ppendlx conrlnue¿- Genotype Plán
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.9anul¡uor xlpuâd¡¡V ezro tzz ,
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^pIe¡¡¿tx conrtnued. Solu It lß
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¿\tÎen¿lr conÈtnu€d, .,¡ÃE
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