Investigation of variability in the matrix effect on stable isotope-labeled internal standards in liquid chromatography-tandem mass spectrometry analysis of 25 pesticides in vegetables [0.03%]
液质联用测定蔬菜中25种农药的基体效应及其稳定同位素内标的变异研究
Arisa Banno,Yoshinori Yabuki,Motohiro Sonoda et al.
Arisa Banno et al.
The matrix effects (ME) in simultaneous analysis of pesticide residue using liquid chromatography-tandem mass spectrometry (LC-MS/MS) were evaluated by comparing the slopes of matrix-matched and reagent-only calibrations of four types of ve...
Degradation of the strobilurin fungicide mandestrobin in illuminated water-sediment systems [0.03%]
strobulin杀菌剂mandestrobin在光照水沉积系统中的退化
Takeshi Adachi,Yusuke Suzuki,Takuo Fujisawa
Takeshi Adachi
The degradation behavior of mandestrobin (1) was investigated in aerobic aquatic water-sediment systems exposed to continuous artificial sunlight (λ>290 nm). [14C]mandestrobin uniformly labeled at the phenoxy or benzyl ring was individuall...
Mass trapping of the diamondback moth (Plutella xylostella L.) by a combination of its sex pheromone and allyl isothiocyanate in cabbage fields in southern Vietnam [0.03%]
性信息素和异硫氰酸烯丙酯结合诱捕小菜蛾(Plutella xylostella L.)在越南南部的甘蓝田中的应用研究
Dinh Thi Chi,Ho Le Thi,Le Van Vang et al.
Dinh Thi Chi et al.
A lure composed of (Z)-11-hexadecenal, (Z)-11-hexadecenyl acetate, and (Z)-11-hexadecen-1-ol at a ratio of 5 : 5 : 1 at a dose of 0.01 mg was optimal for the attraction of the Vietnamese strain of the diamondback moth (DBM). The combination...
Insecticidal activity against rice pest of oxazosulfyl, a novel sulfyl insecticide [0.03%]
新型磺酰虫剂oxazosulfyl对水稻害虫的杀虫活性研究
Masashi Kamezaki,Junko Otsuki,Katsuya Natsuhara
Masashi Kamezaki
The development and commercialization of new chemical classes of insecticides are important for efficient crop protection, particularly for combatting insecticide resistance and providing sustainable agricultural production. This study repo...
Assessment of the long-term stability of pesticide residues under freezing conditions in brown rice and soybean certified reference materials [0.03%]
在棕色稻米和大豆认证参考材料中评估冷冻条件下农药残留的长期稳定性
Takamitsu Otake,Yoshie Aoyagi,Takashi Yarita
Takamitsu Otake
The objective of this study was to assess the long-term stability of pesticide residues in brown rice and soybean. The long-term stability of pesticide residues in brown rice and soybean was assessed for 5415 days (over 14 years) and 1801 d...
Cycloheximide in the nanomolar range inhibits seed germination of Orobanche minor [0.03%]
纳米摩尔范围的环己酰亚胺抑制小独活种子的萌发
Ryosuke Nogami,Mari Nagata,Risa Imada et al.
Ryosuke Nogami et al.
From the 992 samples of culture extracts of microorganisms isolated from soil in Japan, we found that the extract of Streptomyces sp. no. 226 inhibited Orobanche minor seed germination without significantly affecting the seed germination of...
Effects of flusulfamide on spore germination of Plasmodiophora brassicae [0.03%]
Flusulfamide对Plasmodiophora brassicae孢子萌发的影响
Taito Sasaki,Ryohei Naito,Toshiaki Ohara et al.
Taito Sasaki et al.
Flusulfamide inhibits germination of Plasmodiophora brassicae resting spores to suppress clubroot disease, but its mechanism of action on the germination of P. brassicae resting spores remains unclear. In this study, P. brassicae resting sp...
Isolation and identification of allelochemicals and their activities and functions [0.03%]
化感物质的分离鉴定及其作用和功能
Hisashi Kato-Noguchi
Hisashi Kato-Noguchi
Allelopathy is the interaction between donor plants and receiver plants through allelochemicals. According to a great number of publications, allelopathy may be involved in several ecological aspects such as the formation of monospecific st...
Using RNA interference targeting a nicotinic acetylcholine receptor subunit to counteract insecticide accommodation mechanisms: example of the β1 subunit in the imidacloprid-accommodated American cockroach, Periplaneta americana [0.03%]
利用RNA干扰针对烟碱型乙酰胆碱受体亚基来对抗杀虫剂适应机制：美洲大蠊中烟碱型乙酰胆碱受体β1亚单位对啶虫脒适应性的例子
Sebastien Ligonniere,Alexandre Bantz,Valerie Raymond et al.
Sebastien Ligonniere et al.
Insecticide accommodation and resistance are limiting factors to the much-needed increase in agricultural production. Various physiological and cellular modifications, such as the changes of insecticide molecular targets, have been linked t...
Identification of two phthalide derivatives and an oxindole compound isolated from the edible mushroom Pleurotus ostreatus and their inhibitory activities against plant pathogenic microorganisms [0.03%]
从食用菌 Pleurotus ostreatus 中分离得到两个酞酰亚胺衍生物和一个氧化吲哚化合物及其抑菌活性研究
Enrico M Cabutaje,Kotomi Ueno,Kumiko Osaki-Oka et al.
Enrico M Cabutaje et al.
The excessive use of chemical pesticides in agricultural fields for controlling plant pathogenic microorganisms harms human health, the environment, and other beneficial microorganisms in the soil and plants. To address this challenge, it i...