Biology of Aphid, <i>Aphis gossypii</i> (Hemiptera: Aphididae) Glover Infesting Isabgol Crop
Bibliographic record
Abstract
Studies on the biology of aphid, Aphis gossypii (Glov.)on isabgol were carried out in laboratory condition at department of Agricultural Entomology, C. P. college of Agriculture, S. D. Agricultural University Sardarkrushinagar during 2008-2009. The results indicated that A. gossypii passed through four nymphal instars. The first instar nymph was oval in shape. The greenish brown to yellowish brown coloured first instar nymph subsequently changed to greenish brown to willow green, spinach and emerald green colour in second, third and fourth instars, respectively. The adult were bottle green to dark green in colour. The average duration of first, second, third and fourth instar nymphs was (2.04±0.16) days, (1.68±0.16) days, (2.00±0.17) days and (1.64±0.13) days, respectively with total nymphal duration of (8.64±0.20) days. The average length of first, second, third and fourth instar nymphs was (0.510±0.007) mm, (0.790±0.014) mm, (1.140±0.012) mm and (1.390±0.013) mm, respectively. The average longevity of adult was recorded as (16.36±0.54) days. Adults measured (1.68±0.020) mm in length and (0.890±0.110) mm in breadth. Average pre-reproduction, reproduction and post-reproduction period was (0.68±0.48) days, (15.50±0.56) days and (1.40±0.12) days, respectively. The total life span of A. gossypii was (23.76±0.65) days. The reproductive potential of the aphid was 46.50±0.65 nymphs per female for its entire life period and the average rate of birth was 6.50±0.52 nymphs per day per female.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot 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.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 0.000 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
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".