Field experiments demonstrated that efficacy of 30% dichlorvos and omethoate for Caloptilia dentata was over 80%, for Drosicha corpulenta was 95.9% and Psylla willieti 96.4%. For Parathrene tabanifomis, Anoplophora glabripennis, Apriona swainsoni and Panonychus ulmi also gained perfected efficiency, and injection dosage of 2.0ml/cm φ for Myzus persicae obtained 100%result, for Eriococcus lagerostioemiae which damage Punica gianatum the result was 92.96%. In all, the efficiency of 30% diohlorvos · omethoate control of most pests was better than bisultap, decis, acephate, nicotine and avermectin, etc.

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ObjectiveTo establish a determination method of the content of N-trans-feruloyl tyramine in Alternanthera philoxerodes.

目的建立空心蓮子草中穆坪馬兜鈴酰胺的含量測(cè)定方法2021最新国产精品视频网站。

RESULTS: Sixteen compounds, ursolic acid (1), indole-3-carboxaldehyde (2), indole-3-carboxylic acid (3), p-coumaric acid (4), azelaic acid (5), N-trans-feruloyl tyramine (6), blumenol A (7), 2-hydroxy-3-methylanthraquinone (8), rubiadin l-methyl ether (9), rubiadin (10), quercetin (11), luteolin (12), chrysoeriol 6-C-β-boivinopyranosyl-7-O-β-glucopyranoside (13), alternanthin (14), stigmasta-5, 22-dien-3β-ol (15), and α-spinasterol (16) were obtained from the EtOAc extract of Alternanthera philoxeroides.

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Firstly, 3-ethylthiobutanal was prepared from crotonaldehyde reacting with ethanehiol in triethylamine with high yield. Secondly, methyl acetoacetate was converted to 6-ethylthiohept-3-en-2-one by three steps via hydrolysis, condensation with 3-ethyltio-butanal and dehydration, then 6-ethylthiohept-3-en-2-one was cycloco ndensed with dimethyl malonate by Michael addition and Claisen condensation, followed by saponification and decarboxylation to give the intermediate of 5-(2-ethylthiopropyl)-cyclohexane-1,3-dione.

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Ingredients: Electrodialyzed Deep Sea Water, Disodium Laureth sulfosuccinate, Coco-Betaine, Mink Oil, Emu Oil, Jojoba Oil, Calendula Officinalis Flower Oil, Lavandula Angustifolia Fiower Oil, Rosmarinus Officinalis Oil, Rose Hip Oil, Borage Seed Oil, Daucus Carota Sativa Seed Oil, Eucalyptus Globulus Leaf Oil, Pelargonium Graveolens Oil, Lecithin, Tocopherol, Hydrolyzed Collagen, Hydrolyzed Elastin, Ubiquinone Ferment, Squalene, Sodium Hyaluronate, Retinol, Glycine Soya Phytoplacenta Extract, Ceramide, Panthenol, Allantoin, Melaleuca Alternifolia Extract, Rosa Damascena Flower Extract, Propolis Extract, Morus alba L.

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Taking the method of the indoor bioassay to study the herbicide antidote dichloro-N-acetyl-2-methyl-1-oxa-4-aza-Lo\nonane to reduce herbicide acetochlor on the stubble after the rice crop residues injury.

采用室內(nèi)生物活性測(cè)定的方法影音先锋国际资源，研究了除草劑解毒劑N-二氯乙酰基－2-甲基－1-氧雜－4-氮雜－螺[4.4]壬烷減輕除草劑乙草胺對(duì)后茬作物水稻的殘留藥害国产秋霞国产在线。

All dates were analyzed by the principal component analysis through using the SIMCA-P 10.0 software. Result: The PCA demonstrated that the metabolome between treated group and control group had difference in rat urine sample after of 22 days administrated, for treated group 169 kinds of biomarkers were found including oxalacetic acid, malic acid, 2-ketoglutaric acid, NE, arachidonic acid, 5-HIAA and other compounds, the result was consistent with pharmacological effects of R.coptidis , such as antiinflammatory, inhibiting biosynthesis of CA biosynthesis, anti-central nerve and energy metabolism inhibition.

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The extracts from evening primrose flower could significantly enhance the cellular immune function in immunosuppressed mice. Effects of ethylacetate extract was better than those of water extract.

月見(jiàn)草花乙酸乙酯提取物和水提取物均可明顯增強(qiáng)環(huán)磷酰胺免疫抑制小鼠的細(xì)胞免疫功能，其中乙酸乙酯提取物的作用優(yōu)于水提取物AV乱网站。

Methods The immuno-suppressive mice models were induced by intraperitoneal injection of cyclophosphamide (50mg/kg). T cell Proliferation response to ConA, the level of TNF-α and IFN-γ were determined after administering evening primrose flower extracts in high, medium and low-dose.

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Agriculture maize as Indicator plant, by raising it in soil with acetochlor, to study the herbicide antidote N-dichloroacetyl-2-methyl-1-oxa-4-aza-spiro-4.4-nonane on protect maize residual damage from acetochlor.the result of experiment is: the growths of maize is lower than comparison value.

以墾玉6號(hào)玉米為指示材料，采用土培法研究了除草劑解毒劑N-二氯乙跤谰妹夥雅九就久夥芽疵拦基-2-甲基-1-氧雜-4-氮雜-螺[4.4]壬烷減輕除草劑乙草胺對(duì)玉米產(chǎn)生的殘留藥害美女作爱视频免费看。實(shí)驗(yàn)結(jié)果表明：在施用不同濃度的乙草胺土壤中，玉米植株的各項(xiàng)生長(zhǎng)指標(biāo)均低于空白對(duì)照值久久无码免费的A毛片大全。