000 03168nam a22004457a 4500
001 G79743
003 MX-TxCIM
005 20240919021103.0
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040 _aMX-TxCIM
072 0 _aA50
072 0 _aF30
082 0 4 _a633.1147
_bBED
100 1 _aAbdullayev, A.M.
_uInternational caucasian conference on cereals and food legumes. Abstracts
110 0 _aCentro Internacional de Mejoramiento de Maiz y Trigo (CIMMYT)
_9978
111 2 _cTbilisi (Georgia)
_d14-17 Jun 2004
245 0 0 _aResults of study of the advanced lines of winter bread wheat
260 _aTbilisi (Georgia)
_bCIMMYT :
_c2004
300 _ap. 235
340 _aPrinted
520 _aAvailability of short stature winter wheat varieties combining high yield with good bread- making properties and resistance to major wheat diseases is essential for complete utilization of the potential of irrigated lands and achieving yield growth. For this purpose, breeding research has been carried out on irrigated plots of the Tartar Testing Station of Agriculture. By 200 I, more than 1000 lines were selected and planted on 2 m2 plots for breeding assessment. While evaluating these lines, a special attention was paid to plant height and susceptibility to yellow rust, since high spread of the disease has been observed lately. Therefore, the disease notes were taken 3 times: in late April, in the middle and end of May. Without considering other traits, the lines with susceptible reaction to yellow rust (MS or S) and with plant height exceeding 110 cm were discarded. As a result of the assessment, only 100 winter wheat entries were identified and advanced to the next-year evaluation stage. In 2002, they were planted on separate plots of 10m2. Yield per plot was also measured and used in screening together with other traits, which resulted in selection of26 promising lines. The selected 26 lines were included in the control nursery and planted on 50 m2 -plots in two replications. The three-year data suggests that almost all lines (not including 3 of them) demon- strated stable resistance to yellow rust. Susceptibility to powdery mildew scored 1-2, While that to Helminthosporium scored 1-3. The most valuable lines were found to be 097066/2-4, 09209/ 6-2,09205/3,09204/4-1 ,09859/3-2 that outyielded the standard variety by 1.73-2.95 t/ha yielding between 7.23 and 8.45 t/ha. The authors recom- mend the selected lines be used in crosses to develop wheat varieties with high resistance 10 lodging, yellow rust and grain yield.
546 _aEnglish
591 _a0407|AGRIS 0401|AL-Wheat Program
593 _aJuan Carlos Mendieta
595 _aCPC
650 1 0 _91028
_aBreadmaking
_gAGROVOC
650 1 0 _aCrossbreeding
650 1 0 _aHelminthosporium
650 1 7 _aPlant diseases
_gAGROVOC
_2
_91206
650 1 7 _aRusts
_gAGROVOC
_2
_91251
650 1 7 _aVarieties
_gAGROVOC
_2
_91303
650 1 0 _aWheat
650 1 0 _aYield factors
653 0 _aCIMMYT
650 1 7 _aPlant breeding
_gAGROVOC
_2
_91203
700 1 _aBedoshvili, D.
_eed.
700 1 _aHeydarova, N.A.,
_ecoaut.
700 1 _aMehdiyeva, S.K.,
_ecoaut.
942 _cPRO
999 _c7096
_d7096