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INFLUENCE OF BIOLOGICAL ACTIVE SUBSTANCES ON THE PROLINE CONTENT OF SOYBEAN SORTS WITH VARIOUS RESISTANCES TO DROUGHT


 
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1. Title Title of document INFLUENCE OF BIOLOGICAL ACTIVE SUBSTANCES ON THE PROLINE CONTENT OF SOYBEAN SORTS WITH VARIOUS RESISTANCES TO DROUGHT
 
2. Creator Author's name, affiliation, country Ana Bîrsan
 
2. Creator Author's name, affiliation, country Vladimir Rotaru
 
2. Creator Author's name, affiliation, country Gheorghe Jigău
 
2. Creator Author's name, affiliation, country Tatiana Nagacevschi
 
2. Creator Author's name, affiliation, country Elena Tofan
 
2. Creator Author's name, affiliation, country Cristina Sîtari
 
3. Subject Discipline(s)
 
3. Subject Keyword(s)
 
4. Description Abstract This paper examines the influence of two types of biologically active substances:
humate (LG) and salicylic acid (SA) on soybean cultivars with different response to the action of pedological
drought: Licurici, Colina, Horboveanca – sorts with medium resistant to drought, and Zodiac and S-4-04 – sorts
with increased resistant to drought. The SBA influence on soybean plantlets was studied at two moisture levels:
1) optimum – 70 % TCW (total capacity of water in soil) and 2) hydric stress – 35 % TCW. Under optimum condition
of cultivation the treatment with salicylic acid and humate determined the proline increased content in sorts more
sensitive to drought, while resistant sorts reduce its content in comparison with the witness cultivated in the
same conditions. On the hydric deficit background proline content increased significantly in the leaves of all sorts
studied, and administration of humate and salicylic acid led to an increase even more accentuated of osmoprotective
content compared to plants treated exogenously, but assured with water. Under stress conditions, sorts with higher
sensitivity to hydric deficit showed superior values of the parameter investigated, while resistant sorts had lower
values in comparison with the witness cultivated on the stress background and higher compared to the witness cultivated
under optimal moisture conditions. The most pronounced reductions attest for the sorts with high resistance to drought,
suggesting possible implications of the substances investigated in modulating cellular metabolism.
 
5. Publisher Organizing agency, location Editura Universit??ii "Alexandru Ion Cuza"
 
6. Contributor Sponsor(s)
 
7. Date (YYYY-MM-DD) 2015-01-17
 
8. Type Status & genre Peer-reviewed Article
 
8. Type Type
 
9. Format File format PDF
 
10. Identifier Uniform Resource Identifier http://factori.soilscience.ro/index.php/fspdzt/article/view/509
 
10. Identifier Digital Object Identifier (DOI) http://dx.doi.org/10.15551/fppzt.v13i1.509
 
11. Source Title; vol., no. (year) Soil Forming Factors and Processes from the Temperate Zone; Vol 13, No 1 (2014)
 
12. Language English=en
 
13. Relation Supp. Files
 
14. Coverage Geo-spatial location, chronological period, research sample (gender, age, etc.)
 
15. Rights Copyright and permissions Copyright (c)