Results 61 to 70 of about 3,360 (149)

Determining frequencies of fungicide resistance in Leptosphaeria maculans that render demethylation inhibitor fungicides ineffective in the field

open access: yesPest Management Science, Volume 82, Issue 11, Page 10796-10805, November 2026.
As little as 1–10% of the population is needed to be resistant for demethylation inhibitor fungicides to be rendered ineffective. Following a single round of selection, the frequency increases by more than 15% with limited fitness penalty detected when no selection is present.
Alec J McCallum   +5 more
wiley   +1 more source

Experiment on Frost and Defrost of Vehicle Heat Pump System

open access: yesZhileng xuebao, 2020
Focusing on the problem wherein the outdoor heat exchanger of a vehicle heat pump system is prone to frost in winter, this study designs and builds a corresponding experimental system for testing. The frost and defrost characteristics of the outdoor heat
Pan Leyan   +7 more
doaj  

Relative variation in β‐glucan components in the oat grain (Avena sativa) during development and between varieties

open access: yesAnnals of Applied Biology, Volume 189, Issue 3, November 2026.
Developing oat grains have tight regulation of β‐glucan production. The ratio of the β‐glucan trimer and tetramer constituent parts is not significantly different to the final grain from the late milk (LM) stage onwards (A), despite the total β‐glucan content of oat grains being significantly lower than the final grain until the soft dough (SD ...
Jessica M. M. Adams   +5 more
wiley   +1 more source

Experimental Study on Electricity Defrosting of Air-cooler with Partition Device

open access: yesZhileng xuebao, 2014
During the electricity defrosting of air cooler, some issues would arise, such as that temperature field would be damaged, energy would be lost , the refrigeration load would be increased, so a set of electric isolation device was designed.
Wang Dong, Tao Leren, Liu Xunhai
doaj  

Assessing quality standards of biomarker measurement in first‐trimester combined screening for preeclampsia in the Chinese population: A multicenter study

open access: yesActa Obstetricia et Gynecologica Scandinavica, Volume 105, Issue 11, Page 2285-2294, November 2026.
In 22 066 first‐trimester pregnancies from six Chinese hospitals, biomarker measurements required recalibration to align with the established risk model. Continuous quality assurance is essential to ensure accurate preeclampsia risk assessment when implementing combined screening in new populations.
Jiao Liu   +16 more
wiley   +1 more source

Study of fish fillet defrosting in the ultrasonic field

open access: yesНовые технологии, 2017
The article presents the studies of the influence of ultrasonic treatment on the speed and quality of fish fillet defrosting - cod and tilapia. The results of physical and chemical studies of ultrasonically treated defrosted fish are presented.
A. V. Kozachenko, V. A. Demchenko
doaj  

Intraspecific Variation in Seed Germination Strategies of Alopecurus myosuroides (Blackgrass; Poaceae) Across Climatic Gradients

open access: yesWeed Research, Volume 66, Issue 6, November/December 2026.
ABSTRACT Intraspecific variation in seed germination traits can strongly influence weed persistence and spread, yet its relationship with climate remains poorly resolved. We quantified population‐level variation in germination temperature and water requirements, germination speed and synchrony and seed mass in 12 Alopecurus myosuroides populations from
Katja Gram   +3 more
wiley   +1 more source

Experimental Study on Air-Source Heat Pump Alternate Defrosting with Multiple Outdoor Units in Parallel

open access: yesZhileng xuebao
An experimental system of an air-source heat pump with multiple outdoor units in parallel was designed and built. The outdoor units were defrosted in turn using hot subcooled liquid for defrosting.
Niu Jianhui   +4 more
doaj  

Review of Frost-free and Defrost Methods for Air-source Heat Pump Systems

open access: yesZhileng xuebao, 2019
Air-source heat pumps have been widely used for room heating and air conditioning because of their stable performance and easy installation. The greatest performance limitation is the frosting and defrosting problem of the outdoor heat exchanger during ...
Shen Jiubing   +4 more
doaj  

Effect of Fin Coating on Dust Removal via a Frosting–Defrosting Process

open access: yesZhileng xuebao, 2020
To avoid deterioration in the performance of air conditioner heat exchangers after prolonged operation, the dust deposited on the fin surfaces should be removed in a timely manner.
Yang Yifei   +7 more
doaj  

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