Sarir Ahmad

ORCID: 0000-0002-2856-1569
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About
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Research Areas
  • Tree-ring climate responses
  • Plant Water Relations and Carbon Dynamics
  • Hydrology and Drought Analysis
  • Ecology and Vegetation Dynamics Studies
  • Entomopathogenic Microorganisms in Pest Control
  • Conservation, Biodiversity, and Resource Management
  • Insect Pest Control Strategies
  • Forest ecology and management
  • Insect-Plant Interactions and Control
  • Fire effects on ecosystems

The University of Agriculture, Peshawar
2023-2025

Northeast Forestry University
2019-2023

University of Haripur
2022

Chrysoperla carnea (Stephens) (Neuraoptera: Chrysopidae) is a generalist predator of many small-bodied insects like aphids (Hemiptera: Aphididae), and Corcyra cephalonica (Lepidoptera: Phyralidae). Studies on the feeding potential 1st,2nd, 3rd C. were evaluated aphid adults eggs under laboratory conditions. The incubation period was at various temperatures I.e., 24cͦͦ, 27cͦͦ, 30cͦͦ. Suggests that highest survival percentage observed 24cͦͦ (78%). predatory instar adult 66.6, 139.7, 293.9. And...

10.71146/kjmr198 article EN cc-by 2025-01-14

Instrumental climatological records such as weather stations data of northern areas Pakistan are not sufficient to assess the forest extreme events reliably. To understand past climatic variability, tree ring width based reconstruction is best alternative trace climate variability that goes back in time. Quercus Incana most sensitive species drought and variation Pakistan. However, very little research quantifies rate ongoing changes. A total 65 cores were collected from two sites radial...

10.1371/journal.pone.0260607 article EN cc-by PLoS ONE 2022-01-21

Wood anatomy and plant hydraulics play a significant role in understanding species-specific responses their ability to manage rapid environmental changes. This study used the dendro-anatomical approach assess anatomical characteristics relation local climate variability boreal coniferous tree species Larix gmelinii (Dahurian larch) Pinus sylvestris var. mongolica (Scots pine) at an altitude range of 660 m 842 m. We measured xylem traits (lumen area (LA), cell wall thickness (CWt), counts per...

10.3389/fpls.2023.1095888 article EN cc-by Frontiers in Plant Science 2023-01-30

Abstract. The rate of global warming has led to persistent drought. It is considered be the preliminary factor affecting socioeconomic development under background dynamic forecasting water supply and forest ecosystems in West Asia. However, long-term climate records semiarid Hindu Kush range are seriously lacking. Therefore, we developed a new tree-ring width chronology Cedrus deodara spanning period 1537–2017. We reconstructed March–August Palmer Drought Severity Index (PDSI) for past 424...

10.5194/cp-16-783-2020 article EN cc-by Climate of the past 2020-04-29

The longleaf pine ( Pinus palustris Mill.) and related ecosystem is an icon of the southeastern United States (US). Once covering estimated 37 million ha from Texas to Florida Virginia, near-extirpation of, subsequent restoration efforts for, species has been well-documented over past ca. 100 years. Although one longest-lived tree in US—with documented ages 400 years—its use not reviewed field dendrochronology. In this paper, we review utility tree-ring data within applications four primary,...

10.1177/03091333221147652 article EN Progress in Physical Geography Earth and Environment 2023-01-02

Abstract. Currently, the rate of global warming has led to persistent drought patterns. It is considered be preliminary reason affecting socio-economic development under background dynamic forecasting water supply and forest ecosystems in West Asia. However, long-term climate records semi-arid Chitral mountains northern Pakistan are seriously lacking. Therefore, we developed a new tree-ring width chronology Cedrus deodara spanning period 1537–2017. We reconstructed March-August Palmer...

10.5194/cp-2019-62 article EN cc-by 2019-08-14
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