PARAMETERS OF ECOLOGICAL PLASTICITY OF BREEDING SAMPLES OF RUSSIAN WILDRYE UNDER THE CONDITIONS OF THE SOUTH OF CENTRAL SIBERIA
Abstract and keywords
Abstract (English):
Studies were carried out in 2020-2022. in the breeding nursery "FGBNU NIIAP Khakassia." The most favorable conditions for the formation of green mass yield were the medium index (Ij = + 15) in 2022, the lines AS 14 and AS 15 were highlighted. According to ecological plasticity (bi) and stability (Si ²), a sample of AS 15 (bi = 1.8; Si ² = 59.1) was outstanding. Stress resistance and genetic flexibility has an AS 1 line (stress resistance - -27.2; genetic flexibility - 76.4). Based on experimental data, a selection material with high green mass productivity, ecological plasticity and stability, resistant to soil-climatic conditions in the south of Central Siberia, was obtained.

Keywords:
Psathyrostachys juncea, variety sample, yield, plasticity, stability, adaptability
Text
Text (PDF): Read Download
References

1. Nevolina. K. N. Adaptivnaya sposobnost' i stabil'nost' ozimyh zernovyh kul'tur pri vozdelyvanii v usloviyah Permskogo kraya / K. N. Nevolina // Agrarnaya nauka. 2015. – № 6. – S.13–15.

2. Melehina, T. S. Ekologicheskaya plastichnost' i stabil'nost' sortov yarovoy i ozimoy myagkoy pshenicy, ozimoy rzhi po urozhaynosti i kachestvu zerna v usloviyah Yuga-Vostoka Zapadnoy Sibiri: special'nost' 06.01.05 "Selekciya i semenovodstvo sel'skohozyaystvennyh rasteniy, dis. kand. s.-h. nauk / Tat'yana Sergeevna Melehina. – Kemerovo, 2015. – 149 s.

3. Kosolapov, V. M. Metodicheskie ukazaniya po selekcii mnogoletnih zlakovyh trav / V. M. Kosolapov. – M.: RGAU – MSHA, 2012. – 53 s.

4. Kadorkina, V. F. Osobennosti biologii i semennaya produktivnost' biotipov ishodnogo materiala lomkokolosnika sitnikovogo na yuge Sredney Sibiri / V. F. Kadorkina, M. S. Shevcova // Agrarnaya nauka. – 2020 – №6. – S. 70–74.

5. Kadorkina, V. F. Fitocenoticheskaya paradigma v selekcii lomkokolosnika sitnikovogo na yuge Sredney Sibiri / V. F. Kadorkina., M. S. Shevcova // Agrarnaya nauka. – 2019. – № 4. – S. 58–61.

6. Dospehov, B. A. Metodika polevogo opyta: s osnovami statisticheskoy obrabotki rezul'tatov issledovaniy / B. A. Dospehov. – M., 2013. – 349 s.

7. Eberhart, S. A. Stability parameters for comparing varieties / S. A. Eberhart, W. A. Russel // Crop Scince. – 1966. – Vol. 6, №1. – P. 36–40.

8. Zykin, V. A. Parametry ekologicheskoy plastichnosti sel'skohozyaystvennyh rasteniy, ih raschet i analiz: metodicheskie rekomendacii / V. A. Zykin, V. V. Meshkov, V. A. Sapega. – Novosibirsk, 1984. – 24 s.

9. Kadychegov, A. N. Sortovoy potencial yarovogo yachmenya v stepnoy Yuga Sredney Sibiri / A. N. Kadychegov, A. N. Borodynya, Yu. Ya. Kavardikov. – Abakan: FGBOU VPO «Hakasskiy gosudarstvennyy universitet im. N. F Katanova». – 2013. – 176 s.

10. Zhukov, Yu. P. Balans pitatel'nyh veschestv kak prognozoekologicheskiy pokazatel' plodorodiya pochv i produktivnosti kul'tur / Yu. P. Zhukov // Agrohimiya. – 1996. – № 7. – S. 35.

11. Timoshkina, O. Yu. Ocenka produktivnosti i adaptivnosti sortoobrazcov klevera polzuchego v usloviyah lesostepi Srednego Povolzh'ya / O. Yu. Timoshkina, O. A. Timoshkina // Kormoproizvodstvo. – 2020. – № 10. – S. 39–43.

Login or Create
* Forgot password?