Human disturbance on insect diversity, abundance and plant diversity
Notice bibliographique
Résumé
The study that was conducted in this experiment is the human effect on insect diversity, insect abundance and plant diversity. Three sampling areas were selected based on the total vegetation coverage. The experimental areas were as follows: highly disturbed area intermediate disturbed area and last but not least, less disturbed area. The hypothesis of this study is that the area with moderate disturbance would contain the maximum species diversity. This prediction goes under the ecological theory of intermediate disturbance hypothesis. Furthermore at low level of disturbance, it is predicted to observe maximum abundance. Highly disturbed sampling area was selected near Vanier College. Two 20m transects were laid on the ground horizontally and vertically perpendicular to each other to measure 400 m2 sampling size. A numbered grid system was used to divide the 20m by 20m sampling area which was randomly selected into 25 grids using a random number table. Grids were numbered from 1 to 400, representing 1mx1m plots. Each experimenter then used the sweep nets of 35 centimeter (cm) diameter to catch the insects. The sweep nets were held about 10cm above the ground and moved back and forth from one edge to the opposite edge of quadrat. The sweeping motion was carried for about 1.5 seconds. The process was carried out similarly for the other randomly placed quadrats. Number of insect and different types of insects were observed and recorded in the data sheet. Based on visual observations of plant morphology or appearance, plant diversity was recorded. Plant diversity included grass and other different visible species of plant. The vegetation coverage was recorded based on visual observation by standing upright and making an estimate of the area covered by vegetation including grass. Vegetation coverage was recorded as a percentage value. The same process was done for Danby grassland which was sampled for intermediate disturbance level and for forest near the Pond road which was sampled for less disturbance level. The experiment was done on October 17, 2014 and October 24, 2014 from 2:30pm to 5:30pm in Keele campus of York University, Toronto Ontario. This experiment was done in groups of 3-4. Our group members included Sana Jamal, Ferinaz, Afraa Tarafdar and Maham Anees (me). The weather was cloudy. The temperature was approximately 16ᵒC.
Récupéré en direct depuis OpenAlex et désinversé. Les résumés ne sont pas conservés dans cette base de données : les index inversés représentent 8,6 Go des 9,3 Go de texte de la base, et le serveur dispose de 13 Go libres.
Comment cette classification a été obtenuedéplier
Prédiction machine sur la base complète
Imitation des enseignantsNi prévalence calibrée, ni vérité terrain. Validation humaine à venir. Le volet Gemma est une étiquette directe du modèle pour chaque travail de la base, lue sur la notice réduite au titre. Le volet Codex est un classifieur appris des 10 348 étiquettes directes de Codex et calibré sur les taux pondérés de l'échantillon; les champs sans appui suffisant ne portent aucun appel Codex. Le mode candidate est l'union des deux volets; le consensus est leur intersection. Ces sorties portent le statut machine_predicted_unvalidated et ne sont pas des étiquettes humaines.
Scores du classifieur distillé par catégorie (deux têtes)
| Catégorie | Codex | Gemma |
|---|---|---|
| Métarecherche | 0,000 | 0,001 |
| Méta-épidémiologie (sens strict) | 0,000 | 0,000 |
| Méta-épidémiologie (sens large) | 0,000 | 0,000 |
| Bibliométrie | 0,000 | 0,000 |
| Études des sciences et des technologies | 0,000 | 0,000 |
| Communication savante | 0,000 | 0,000 |
| Science ouverte | 0,000 | 0,000 |
| Intégrité de la recherche | 0,000 | 0,000 |
| Charge utile insuffisante (le modèle a refusé de juger) | 0,002 | 0,000 |
Scores machine (provisoires)
Les deux têtes enseignantes du modèle étudiant, lues sur ce travail. Un score ordonne la base pour la relecture; il n'affirme jamais une catégorie, et le statut de validation accompagne chaque rangée tel quel.
Scores de référence d'un modèle non mature (critères de maturité non atteints, 7 itérations). Un score ordonne; il n'affirme jamais une catégorie.
score_only:v0-immature-baseline · tel quel depuis la passe de notation : score_only signifie que le nombre peut ordonner les travaux, et qu'aucune étiquette de catégorie n'en découleClassification
machine, non validéePrédiction automatique; un appel candidat d’une seule source (Gemma direct ou Codex distillé), pas un consensus.
Le détail, modèle par modèle et score par score, se trouve en fin de page sous « Comment cette classification a été obtenue ».