نتایج جستجو برای: pre harvest interval

تعداد نتایج: 523926  

Journal: :Forestry 2021

Abstract Accurate mensuration of forest stands for pre-harvest planning will pose high costs if carried out by a professional forester as an on-site evaluation. The could be reduced person with limited expertise collect the required data using smartphone-based system such TRESTIMA® Forest Inventory System. Without prior information, field sample sufficient number measurement points over whole s...

2013
Christopher M. Gast John R. Skalski Jason L. Isabelle Michael V. Clawson

Recently, statistical population models using age-at-harvest data have seen increasing use for monitoring of harvested wildlife populations. Even more recently, detailed evaluation of model performance for long-lived, large game animals indicated that the use of random effects to incorporate unmeasured environmental variation, as well as second-stage Horvitz-Thompson-type estimators of abundanc...

Journal: :Frontiers in Environmental Science 2022

A modified-QuEChERS method to determine kresoxim-methyl in banana and soil was developed validated via high-performance liquid chromatography–tandem mass spectrometry (HPLC-MS/MS). The dissipation behavior, residue distribution, risk assessment of were further investigated based on this method. behavior described by using first-order kinetics its half-life, 4.8–5.7 days 5.5–6.5 days, respective...

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