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003 MX-TxCIM
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022 0 _a0025-6153
040 _aMX-TxCIM
041 0 _aEn
043 _aIT
072 0 _aF00
072 0 _aF30
082 0 4 _a81-634378
100 1 _aFakorede, M.A.B.
245 0 0 _aRelationship between seedling vigor and selection for yield improvement in maize
260 _c1980
340 _aPrinted
500 _a3 tables; 5 graphs; 12 ref. Summaries (En, It)
500 _aPeer-review: Yes - Open Access: Yes|http://science.thomsonreuters.com/cgi-bin/jrnlst/jlresults.cgi?PC=MASTER&ISSN=0025-6153
520 _aSeveral populations of maize (Zea mays L), that were improved by recurrent selection for grain yield, were used to investigate whether improved seedling vigor was associated with improved grain yield. Ten maize populations were grown in 5 field environments with 4 replications in each environment. Emergence percentage (E per cent), emergence index (EI), emergence rate index (ERI), dry-matter accumulation (DMA), growth rate (GR), and relative growth rate (RGR) were used as indicators for seedling vigor during the first 30 days of growth. Selection for yield was associated with reduced E per cent and reduced DMA in TZB, reduced DMA but increased E per cent in
546 _aEnglish
591 _aCOMOD
595 _aAC
650 1 7 _aMaize
_gAGROVOC
_2
_91173
650 1 0 _aPlant production
_91212
650 1 0 _91314
_aZea mays
_gAGROVOC
650 1 7 _aPlant breeding
_gAGROVOC
_2
_91203
700 1 _aAyoola, A.O.,
_ecoaut.
773 0 _tMaydica
_n81-634378
_gv. 25, no. 3, p. 135-147
942 _cJA
999 _c14158
_d14158