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Record W4407558012 · doi:10.29169/1927-5129.2025.21.09

Growing Parental Lines of Sunflower under Group Isolators

2025· article· en· W4407558012 on OpenAlexvenueno aff
Igor Aksyonov

Bibliographic record

VenueJournal of Basic & Applied Sciences · 2025
Typearticle
Languageen
FieldAgricultural and Biological Sciences
TopicSunflower and Safflower Cultivation
Canadian institutionsnot available
Fundersnot available
KeywordsSowingProductivityCropSunflowerHorticultureYield (engineering)PopulationAgronomyMathematicsBiologyGeographyMaterials scienceDemography

Abstract

fetched live from OpenAlex

The study has been conducted at the Education-Scientific Institute of Natural and Agrarian Sciences of Lugansk National University named Taras Shevchenko (Ukraine). The research was aimed at establishing the elements of agricultural technology that ensure the maximum yield of pure seeds of sterile analog of the maternal lines GE6A and GE57A when grown under group isolators. This study examined the structure of plant productivity of sterile analog when grown under group isolators with a width of row spacing of 70 and 45 cm, with a plant population of 40, 50, 60, and 70 thousand plants ha-1. The created conditions for growing plants under group isolators had different effects on the development of the vegetative mass of plants and quantitative characteristics of the productivity of plants of lines. A width of row spacing and crop density statistically influenced (P < 0.05) the formation of quantitative traits of plant productivity of maternal lines. Growing lines with a width row spacing of 45 cm at a plant density of 40-60 thousand ha-1 ensured an increase in the weight of head seeds in the sterile analog of the maternal line GE6A by 3.7-5.8 g, in the sterile analog of the maternal line GE57A - by 4.2-6.2 g. Each maternal line had an individual reaction to changes in growing conditions. A width of row spacing of 45 cm and a sowing density of 50 thousand plants/ha ensured the highest pure yield of seeds from a sieve with a hole size of 2.5 × 20 mm from one isolators of 16.0 kg and a maximum yield of 1.69 t ha-1 for the sterile analog of the maternal line GE6A. A width of row spacing of 45 cm and a sowing density of 50-60 thousand plants/ha ensured the highest pure yield of seeds from a sieve with a hole size of 2.5 × 20 mm from one isolators of 14.7-14.8 kg and a maximum yield of 1.55-1.57 t ha-1 for the sterile analog of the maternal line GE57A. The sterile analog of the maternal line GE6A, with a maximum yield level at a width of row spacing of 45 cm, produced a higher yield of 0.14-0.12 t ha-1 than the sterile analog of the maternal line GE57A. The research results allowed us to recommend the use of agricultural technology elements individually when growing maternal lines under group isolators.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.001
Threshold uncertainty score0.004

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0010.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.018
GPT teacher head0.244
Teacher spread0.226 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2025
Admission routes1
Has abstractyes

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