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

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Tábl-e 58. Seedlng Rate - Row Spacing SÈudy, ANOVA for Spike/unít area, 5,790.2 22 ,489 .0** 7 ,248.2** 77 ,728.9x* 9 '920 ' 2r' 76,7 34 ,646 ,9** 13,584.4,t't 69'063.8*,t 2I .0*tÊ 795 .9 '433 2,I25.4 4 ,840 ,4** 2,378.0 I ,2L5 .0 1 ,983.7 93 .4 3,674.1 2 I 2 I I 50,424,4** 15 ,277 .0r1* 99 ,225 .Otc¿. 36 ,634 . 0,t* 394.7 '7) \ 809.9 8, 387 . 6*rb 27 ,690.O** 14,616.8*x 42,97 3 .3** 7 ,465 .0'\ 40 ,992.1** 12 ,454 .6** 80 , 883. 4** 29,756.3*x 1 ,886 .8 745.2 3 ,256 .9 931 .0 1,399.0 2 1 I I 300 .2 1,817.9 2 2 4 4 34 Repl-icates (R) Genotypes (G) Seeding Rates (SR) f SRI vs SR2 SRI vs SR3 SR2 vs SR3 Row Spacing (RS) RSI vs RS2 RSI vs RS3 RS2 vs RS3 GxSR GxRS SRxRS GxSRxRS Error 1, ,422 .4 Coefficienr <strong>of</strong> VariabtlÍty Z * F slgnifÍcant ** F significanÈ P=0.01 , from the same mutually orthogonal set. t Single degree <strong>of</strong> freedom comparlsons are orthogonal, but not all
Table 59. Seedlûg Rate - Row Spaclng Study, lleans for Spíkes/unir area (L.22 I0Z). 245.8ä t5o. 7a z9o ,3a 270.7 t I53.4a 331.i b GenoÈypes Bonanza 14inn64-62 (1) 56,0 22L.8a (2) I36.7a 84.0 . 287.6a 262.I (3)112.0 b 154.8a 3n.7 b 2g\.g s I64.7a 320.8 b (t) 15.0 302.2 c (2) 200.8 30.5 c 352.8 c 265.0 b (3) 159,6 61.0 b 314.0 b 207,5a 95.8a 265.2a 270.4 295,8 253,7 286.0 Seeding Rate (l Seeding Rare (2) Seeding Rate (3) Bonanza 161,6 98.7 NlLnn6h-62 321- .8 272.0 218.3 258.0 196.7 clng (1 Row Spaelng (2) Row Spacing (3) 346.0 34L.7 274,7 254,0 29 227,0 292.0 282.0 138.0 168.0 190.3 L72.7 267.3 333.0 198.8 233.3 88.8 s4.5 104.0 22s.3 t;i'.; Row Spacing Ror+ Spacing (2) Row Spacing (3) * values ùn ar cor-urrr f,¡llorsed by the same letter are not signifieantly dlfferenË, p=0.05"
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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
Page 107 and 108: lab1e 19. Nftrogen trertÍlizer Áp
Page 109 and 110: Tâble 20, Nltrogei¡ FeltLltzêr A
Page 111 and 112: TabIe 22, Nltrogen Fertillzer Appli
Page 113 and 114: Table 23. Nitrogen Fertilizer Appl
Page 115 and 116: TabLe 25. Nltrogen Fefttlizef Appll
Page 117 and 118: itable 26. Nitrogen Fertfllzer Appl
Page 119 and 120: latlê 28. Nltrogen ¡'ertlllrer Ap
Page 121 and 122: Sanford â.nd Carnan, 1926, Since N
Page 123 and 124: Tabl-e 31 . Nítrogen Fertilizer Ap
Page 125 and 126: Îable33. Nítrogen Fertllizer Appl
Page 127 and 128: 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: while the tall sho\^/ed virtually n
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 and 180: 'IabLe 74' Ranks of</strong
Page 181 and 182: Table 76. cenotype Means for Root D
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
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any specific cross. However, they d
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as strong nor as consl-stent as is
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with several critical agronomic par
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maturity and days in post-anthesis
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significantry rerated to several ot
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icularly when nore optimum growing
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would be useful to know the rerativ
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Kernel Weight Added N had little ef
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much as the tall genotypes. Also th
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îhe effects of N
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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
Page 269 and 270:
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
Page 281 and 282:
.9anul¡uor xlpuâd¡¡V ezro tzz ,
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^pIe¡¡¿tx conrtnued. Solu It lß
Page 285:
¿\tÎen¿lr conÈtnu€d, .,¡ÃE
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