Results 41 to 50 of about 294,218 (164)

Carbene-catalyzed chemoselective reaction of unsymmetric enedials for access to Furo[2,3-b]pyrroles

Nature Communications, 2023
A carbene-catalyzed chemoselective reaction of unsymmetric enedials is disclosed. The reaction provides a concise access to bicyclic furo[2,3-b]pyrroles derivatives in excellent selectivity. A main challenge in this reaction is chemoselective reaction of
Guodong Fan, Qingyun Wang, Jun Xu, Pengcheng Zheng, Yonggui Robin Chi   +4 more
doaj   +1 more source

Pyridachlometyl (Pesticides)

Food Safety, 2023
Food Safety Commission of Japan (FSCJ) conducted a risk assessment of pyridachlometyl (CAS No.1358061-55-8), a pyridazine fungicide, based on results from various studies. The data used in the assessment include the fate in plants (wheat, sugar beet and others), residues in crops, fate in livestock (goats and chickens), residues in livestock, fate in ...
openaire   +2 more sources

The low-lethal concentrations of rotenone and pyrethrins suppress the population growth of Rhopalosiphum padi

Scientific Reports
As an important pest on winter wheat, Rhopalosiphum padi (L.) causes damage to the wheat yield by sucking plant nutrients, transmitting plant viruses and producing mildew. R. padi has been reported to develop resistance to pyrethroids and neonicotinoids.
Li Xu, Zhenghua Wu, Jingkun Li, Yihao Xu, Feng Zhou, Fulong Zhang, Dongzhi Li, Lin Zhou, Runqiang Liu   +8 more
doaj   +1 more source

Residual efficacy of deltamethrin applied on porous and non-porous surfaces against Sitophilus granarius (L.), Plodia interpunctella (Hübner) and Blattella germanica (L.)

Julius-Kühn-Archiv, 2018
Residual efficacy of the insecticide deltamethrin, EC formulation with 25 g/L AI + 225 g/L PBO (synergist piperonyl butoxide), against lab populations of S. granarius and P.
Kljajić, Petar, Andrić, Goran, Pražić Golić, Marijana   +2 more
doaj   +1 more source

Why don’t pesticide applicators protect themselves? Exploring the use of personal protective equipment among Colombian smallholders [PDF]

, 2010
The misuse of personal protective equipment (PPE) during pesticide application was investigated among smallholders in Colombia. The integrative agent-centered (IAC) framework and a logistic regression approach were adopted.
Binder, C. R., Feola, Giuseppe
core   +1 more source

Spaceflight Changes the Production and Bioactivity of Secondary Metabolites in Beauveria bassiana

Toxins, 2022
Studies on microorganism response spaceflight date back to 1960. However, nothing conclusive is known concerning the effects of spaceflight on virulence and environmental tolerance of entomopathogenic fungi; thus, this area of research remains open to ...
Youdan Zhang, Xiaochen Zhang, Jieming Zhang, Shaukat Ali, Jianhui Wu   +4 more
doaj   +1 more source

Design, Synthesis and Structure-Activity Relationship of Novel Pinacolone Sulfonamide Derivatives against Botrytis cinerea as Potent Antifungal Agents

Molecules, 2022
To develop new fungicides with high efficiency, 46 novel sulfonamide derivatives were designed and synthesized by introducing pinacolone fragment into chesulfamide which was used as lead compound.
Chaojie Liu, Xiaofang Xiang, Ying Wan, Jia Yang, Yufei Li, Xinchen Zhang, Zhiqiu Qi, Lu He, Wei Liu, Xinghai Li   +9 more
doaj   +1 more source

Carbene organic catalytic planar enantioselective macrolactonization

Nature Communications
Macrolactones exhibit distinct conformational and configurational properties and are widely found in natural products, medicines, and agrochemicals. Up to now, the major effort for macrolactonization is directed toward identifying suitable carboxylic ...
Xiaokang Lv, Fen Su, Hongyan Long, Fengfei Lu, Yukun Zeng, Minghong Liao, Fengrui Che, Xingxing Wu, Yonggui Robin Chi   +8 more
doaj   +1 more source

Transcriptome Analysis on the Mechanism of Ethylicin Inhibiting Pseudomonas syringae pv. actinidiae on Kiwifruit

Microorganisms, 2021
Bacterial canker disease caused by Pseudomonas syringae pv. actinidiae (Psa) is a devastating disease of kiwifruit, which is severely limiting the development of the kiwifruit industry. Ethylicin is a broad-spectrum plant biomimetic fungicide.
Tao Liu, Xiaoli Ren, Guangyun Cao, Xia Zhou, Linhong Jin   +4 more
doaj   +1 more source

Pesticides Handling Practices Among Potato Growers in Kavrepalanchok, Nepal [PDF]

, 2020
The rate of pesticide application in the agricultural field is surging. Farmers are getting exposed to pesticide hazards from the misuse and unsafe handling of pesticides.
Katuwal, K. (Krishna), Sapkota, K. R. (Kashi), Sapkota, S. (Sanjib), Sapkota, S. (Sundar)   +3 more
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