Agronomically important traits of emmer wheat

被引:20
作者
Konvalina, P. [1 ]
Capouchova, I. [2 ]
Stehno, Z. [3 ]
机构
[1] Univ S Bohemia Ceske Budejovice, Fac Agr, Dept Appl Plant Biotechnol, Studentska 13, Ceske Budejovice 37005, Czech Republic
[2] Czech Univ Life Sci Prague, Fac Agrobiol Food & Nat Resources, Dept Crop Prod, Prague, Czech Republic
[3] Crop Res Inst, Prague, Czech Republic
关键词
agronomic traits; drought tolerance; emmer; grain quality; CARBON-ISOTOPE DISCRIMINATION; WATER-USE EFFICIENCY; DROUGHT; SELECTION; GENOTYPES;
D O I
10.17221/174/2011-PSE
中图分类号
S3 [农学(农艺学)];
学科分类号
0901 ;
摘要
Particular agronomic traits of six landraces of Triticum diccocum Schrank (Schuebl) were studied during three years in Prague and Ceske Budejovice localities, Czech Republic. The analysis of tolerance to drought by using the method of C-13 discrimination (CID) was also focused on in the research. All the tested varieties were resistant to usual wheat diseases. An inclination of particular varieties to lodging and a low harvest index rate (0.33) were negative factors having a significant effect on the yield rate. Meanwhile, all the varieties contained a high percentage of proteins in grain (17.92%) which was an important advantage in low input conditions. The landraces of emmer wheat also proved to be more tolerant to drought (CID = 25.82 parts per thousand) than check varieties of bread wheat (CID = 26.70 parts per thousand). Results of the research showed that some of the emmer landraces may be successfully grown and used directly in low-input farming systems or in breeding programs focused on the breeding of suitable varieties for low-input farming.
引用
收藏
页码:341 / 346
页数:6
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