Preview

Agricultural Science Euro-North-East

Advanced search

Influence of agro-meteo-conditions on main economically valuable parameters in long-fibred flax

Abstract

Results of studying influence of agrometeoconditions on the basic economically valuable parameters (productivity, content of fibre and its quality) of long-fibred flax in the east of the central agroclimatic zone of the Kirov region during 2001 ... 2015 are stated in the article. For last 15 years, a tendency is observed of increase of a temperature mode and decrease in an amount of precipitation in May, i.e. during the period «sowing - seedling» that extended approach of a phase "seedlings". The period of fast growth of long-fibred flax's plants in the conditions of Falenki Plant-Breeding Station fall at June. Productivity of straw and fiber in long-fibred flax is considerably reduced with short-term droughts if they coincided with this period. The lack of moisture in June has been noted in 33.3% of years of researches. Essential correlations of productivity parameters of varietal collection of long-fibred flax with hydrothermal factor of June are established. The technical height of plants depended on agro-meteorological conditions in period of fast growth (r = 0.81), productivity of straw and accordingly productivity of a fibre (r = 0.71), and duration of the growing season (r = 0.54). The sums of effective temperatures have render negative influence on the content of fibre and its quality (flexibility and durability) (r = -0.15; -0.60; -0.36 accordingly). Optimum conditions of development of economically valuable parameters of long-fibred flax on the sum of effective temperatures and a GTK have developed in 2009 - the sum of effective temperatures for the growing season has made 1205 °С, GTK - 1,49. Samples of domestic breeding were selected by yield of seed, straw, and fibre- Jubilejnyj-87, G-4254, АР4, АР5, АР6 (Research institute of flax);- Pskovskij 93, Antej (Pskov Agricultural Research Institute); TOST 4 (Siberian research institute of agriculture and peat); Dashkovsky 2, Stroitel', Soglasie, Start (Belarus); Rushnichok (Ukraine).

About the Authors

N. S. Koshcheeva
Falenki Breeding Station
Russian Federation


I. V. Lyskova
Falenki Breeding Station
Russian Federation


S. N. Kraeva
Falenki Breeding Station
Russian Federation


References

1. Понажев В.П. Современные проблемы повышения конкурентоспособности продукции льна-долгунца и роль селекции в их решении // Селекция льна-долгунца - важнейший фактор повышения конкурентоспособности продукции льноводства: Материалы научн.-практич. конферен. Псков, 2005. 60 с

2. Щенникова И.Н. Влияние погодных условий на рост и развитие растений ячменя в Кировской области // Аграрная наука Евро-Северо-Востока. 2014. №4. С. 9-13.

3. Зонально-адаптивные технологии производства льна-долгунца. М.: ФГБНУ «Росинформагротех», 2011. 188 с.

4. Методические указания по селекции льна-долгунца. М., 2004. 43 с.

5. Методические указания по проведению полевых опытов со льном-долгунцом. Торжок, 1978. 72 с.

6. Методики технологической оценки продукции льна и конопли. М., 1961. 184 с.

7. Агроклиматические ресурсы Кировской области. Л.: Гидрометиздат, 1974. 112 с.

8. Доронин С.В., Тихвинский С.Ф. Лён-долгунец. Технология возделывания и селекция. Киров: ВГСХА, 2003. 112 с.

9. Павлова Л.Н., Герасимова Е.Г., Румянцева В.Н. Современное состояние, направления и перспективы развития селекции льна-долгунца во ВНИИЛ // Лён - стратегическая культура XXI века (Состояние, проблемы и перспективы развития АПК). Псков: Псковский НИИСХ, 2015. С. 15-19.


Review

For citations:


Koshcheeva N.S., Lyskova I.V., Kraeva S.N. Influence of agro-meteo-conditions on main economically valuable parameters in long-fibred flax. Agricultural Science Euro-North-East. 2016;(5):26-30. (In Russ.)

Views: 381


Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 License.


ISSN 2072-9081 (Print)
ISSN 2500-1396 (Online)