Results 101 to 110 of about 46,746 (337)

Dynamics in crop protection, agriculture and the food chain in Europe [PDF]

open access: yes, 2001
Overview on the vital role of plant protection in Europe in maintaining and enhancing the dynamics of agricultural production and the food chain. The report offers an overview of the achievements of more sustainable production methods in European ...
Bijman, J., Brouwer, F.M.
core   +1 more source

Hypervalent Iodine‐Mediated Synthesis of Sulfones Using Organozinc Pivalates and Sulfinate Salts

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
A general protocol for sulfone synthesis via sulfonyl‐containing hypervalent iodine reagents and organozinc pivalates is described. The method is practical, provides a broad scope of sulfone in moderate to high yield. bicyclo[1.1.1]pentane‐sulfones are also disclosed and a one‐pot synthesis of Diels–Alder adduct is presented. Sulfones are key motifs in
José C. Cunha   +4 more
wiley   +1 more source

THE ECONOMIC IMPLICATIONS OF CHEMICAL USE RESTRICTIONS IN AGRICULTURE [PDF]

open access: yes
Agricultural and Food Policy, Crop Production/Industries,
Hartmann, Monika, Schmitz, P. Michael
core   +1 more source

Recent Advances in Conjugated Microporous Polymers for Photocatalysis: Mechanism, Synthesis and Applications

open access: yesExploration, EarlyView.
Conjugated microporous polymers (CMPs) have attracted more and more attention as new photocatalysts due to their unique advantages such as high performance, long stability and strong light absorption. This review summarizes the application of CMPs as a photocatalyst in recent years and introduces the catalytic mechanism.
Dun Zhou   +5 more
wiley   +1 more source

Effect of Fruit Maturation Stage on the Chemical Composition and Antioxidant and Cytotoxic Activities of Piper nigrum Essential Oil

open access: yesFlavour and Fragrance Journal, EarlyView.
The essential oils of Piper nigrum show marked chemical and biological variation across fruit maturation stages. Ripe fruits yield oils with the strongest antioxidant and cytotoxic activities, demonstrating that maturation directly modulates volatile composition and enhances the bioactive potential of this aromatic species.
Marcio Marcelo da Siva Pessoa   +6 more
wiley   +1 more source

Potential Residual Pesticide Consumption: A Stratified Analysis of Brazilian Families

open access: yesJournal of Xenobiotics
Food safety is essential to ensure that food is safe for human consumption, particularly in light of the growing global and environmental changes, including population growth and climate variations.
Yan Lucas Leite   +3 more
doaj   +1 more source

Metabolic Plasticity and Terpenoid Modulation in Zanthoxylum armatum Callus Cultures: Chemical Composition and Biotechnological Perspectives

open access: yesFlavour and Fragrance Journal, EarlyView.
Graphical abstract illustrating the metabolic dynamics and regulation of terpenoid production in Zanthoxylum armatum callus cultures. On the left, callus initiation and growth from explants are shown, followed by the establishment of suspension cultures.
Sumit Purohit   +11 more
wiley   +1 more source

Do Foliar Fertilizers Promote Increased Productivity of Tropical Grasses?

open access: yesAgrochemicals
Foliar fertilizers are low-cost agrochemicals used in pastures, and further research is needed regarding their impact on tropical grasses. Therefore, the objective of this research was to evaluate the effects of foliar fertilization on the development of
Anna B. O. Moura   +7 more
doaj   +1 more source

Strategic construction of fluorinated surroundings in NIR‐II‐emissive organic semiconducting agents for amplifying cancer phototheranostics

open access: yesFlexMat, EarlyView.
The development of conventional phototheranostic nanomedicines suffers from an intrinsic trade‐off between NIR‐II fluorescence emission and phototherapeutic effects, leading to poor overall efficacy. Herein, we propose an innovative fluorination strategy by constructing fluorinated surroundings in NIR‐II‐emissive organic semiconducting agents to ...
Xiaoming Hu   +7 more
wiley   +1 more source

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