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155篇 您的检索式:作者名="Liyan Li"
    题名 作者 年代 出处 被引量
1Geophysical survey and geodynamic study of crust and upper mantle in the Qinghai-Tibet Plateau显示文摘Rui Gao Zhanwu Lu Qiusheng Li Ye Guan Jisheng Zhang Rizheng He Liyan Huang 2005Episodes2005,28,4:26
2Preliminary Scientific Results of Chang'E-1 Lunar Orbiter:Based on Payloads Detection Data in the First Phase显示文摘Chang'E-1 lunar Orbiter was launched by Long March 3A rocket from Xichang Satel-lite Launch Center at 18:05BT(Beijing Time) Oct.24,2007.It is the first step of its ambitious three-stage moon program,a new milestone in the Chinese space exploration history.The primary science objectives of Chang'E-1 lunar orbiter are to obtain three-Dimension(3D) stereo images of the lunar surface,to analyze the distribution and abundance of elements on the surface,to investigate the thickness of lunar soil,evaluate helium-3 resources and other characteristics,and to detect the space environment around the moon.To achieve the above four mission objectives,eight sets of scientific instruments are chosen as the payloads of the lunar orbiter,including a CCD stereo camera(CCD),a Sagnac-based interferometer spectrometer(ⅡM),a Laser Altimeter(LAM),a Microwave Radiometer(MRM),a Gamma-Ray Spectrometer(GRS),an X-ray spectrometer(XRS),a High-Energy Particle Detector(HPD),and two Solar Wind Ion Detectors(SWID).The detected data of the payloads show that all payloads work well.This paper introduces the status of payloads in the first phase and preliminary scientific results.OUYANG Ziyuan JIANG Jingshan LI Chunlai SUN Huixian ZOU Yongliao LIU Jianzhong LIU Jianjun ZHAO Baochang REN Xin YANG Jianfeng ZHANG Wenxi WANG Jianyu MOU Lingli CHANG Jin ZHANG Liyan WANG Huanyu LI Yongquan ZHANG Xiaohui ZHENG Yongchun WANG Shijin BIAN Wei 2008空间科学学报2008,28,5:24
3Origin and phylogenetic analysis of Tibetan Mastiff based on the mitochondrial DNA sequence显示文摘At present,the Tibetan Mastiff is the oldest and most ferocious dog in the world. However,the origin of the Tibetan Mastiff and its phylogenetic relationship with other large breed dogs such as Saint Bernard are unclear. In this study,the primers were designed accord-ing to the mitochondrial genome sequence of the domestic dog,and the 2,525 bp mitochondrial sequence,containing the whole sequence of Cytochrome b,tRNA-Thr,tRNA-Pro,and control region of the Tibetan Mastiff,was obtained. Using grey wolves and coyotes as out-groups,the Tibetan Mastiff and 12 breeds of domestic dogs were analyzed in phylogenesis. Tibetan Mastiff,domestic dog breeds,and grey wolves were clustered into a group and coyotes were clustered in a group separately. This indicated that the Tibetan Mastiff and the other domestic dogs originated from the grey wolf,and the Tibetan Mastiff belonged to Carnivora,Canidae,Canis,Canis lupus,Canis lupus familiaris on the animal taxonomy. In domestic dogs,the middle and small breed dogs were clustered at first; German Sheepdog,Swedish Elkhound,and Black Russian Terrier were clustered into one group,and the Tibetan Mastiff,Old English Sheepdog,Leonberger,and Saint Bernard were clustered in another group. This confirmed the viewpoint that many of the famous large breed dogs worldwide such as Saint Bernard possibly had the blood lineage of the Tibetan Mastiff,based on the molecular data. According to the substitution rate,we concluded that the approximate divergence time between Tibetan Mastiff and grey wolf was 58,000 years before the present (YBP),and the approximate divergence time between other domestic dogs and grey wolf was 42,000 YBP,demonstrating that the time of origin of the Tibetan Mastiff was earlier than that of the other domestic dogs.Qifa Li Zhenshan Liu Yinxia Li Xingbo Zhao Liyan Dong Zengxiang Pan Yuanrong Sun Ning Li Yinxue Xu Zhuang Xie 2008Journal of Genetics and Genomics2008,35,6:15
4Fluorination vs. chlorination: a case study on high performance organic photovoltaic materials显示文摘Halogenation is a very efficient chemical modification method to tune the molecular energy levels, absorption spectra and molecular packing of organic semiconductors. Recently, in the field of organic solar cells(OSCs), both fluorine-and chlorinesubstituted photovoltaic materials, including donors and acceptors, demonstrated their great potentials in achieving high power conversion efficiencies(PCEs), raising a question that how to make a decision between fluorination and chlorination when designing materials. Herein, we systemically studied the impact of fluorination and chlorination on the properties of resulting donors(PBDB-T-2 F and PBDB-T-2 Cl) and acceptors(IT-4 F and IT-4 Cl). The results suggest that all the OSCs based on different donor and acceptor combinations can deliver good PCEs around 13%–14%. Chlorination is more effective than fluorination in downshifting the molecular energy levels and broadening the absorption spectra. The influence of chlorination and fluorination on the crystallinity of the resulting materials is dependent on their introduction positions. As chlorination has the advantage of easy synthesis, it is more attractive in designing low-cost photovoltaic materials and therefore may have more potential in largescale applications.Yun Zhang Huifeng Yao Shaoqing Zhang Yunpeng Qin Jianqi Zhang Liyan Yang Wanning Li Zhixiang Wei Feng Gao Jianhui Hou 2018Science China Chemistry2018,61,10:11
5Analysis of genetic architecture and favorable allele usage of agronomic traits in a large collection of Chinese rice accessions显示文摘Genotyping and phenotyping large natural populations provide opportunities for population genomic analysis and genome-wide association studies(GWAS). Several rice populations have been re-sequenced in the past decade;however, many major Chinese rice cultivars were not included in these studies. Here, we report large-scale genomic and phenotypic datasets for a collection mainly comprised of 1,275 rice accessions of widely planted cultivars and parental hybrid rice lines from China. The population was divided into three indica/Xian and three japonica/Geng phylogenetic subgroups that correlate strongly with their geographic or breeding origins. We acquired a total of 146 phenotypic datasets for 29 agronomic traits under multi-environments for different subpopulations. With GWAS, we identified a total of 143 significant association loci, including three newly identified candidate genes or alleles that control heading date or amylose content. Our genotypic analysis of agronomically important genes in the population revealed that many favorable alleles are underused in elite accessions, suggesting they may be used to provide improvements in future breeding efforts. Our study provides useful resources for rice genetics research and breeding.Xiuxiu Li Zhuo Chen Guomin Zhang Hongwei Lu Peng Qin Ming Qi Ying Yu Bingke Jiao Xianfeng Zhao Qiang Gao Hao Wang Yunyu Wu Juntao Ma Liyan Zhang Yongli Wang Lingwei Deng Shanguo Yao Zhukuang Cheng Diqiu Yu Lihuang Zhu Yongbiao Xue Chengcai Chu Aihong Li Shigui Li Chengzhi Liang 2020Science China(Life Sciences)2020,63,11:8
6Data Analysis of Chang'E-1 Gamma-Ray Spectrometer and Global Distribution of U,K,and Th Elemental Abundances显示文摘Gamma 光线分光计(GRS ) 是 Chang'E-1 (CE-1 ) 上的主要收费载重之一月亮的探查,主要试图在月亮的表面上检测元素的丰富和分布。在 03:58 在 2007 年 11 月 28 日,它执行了月亮的 gamma 光线的第一观察。2008 年 10 月 24 日,有效 gamma 光线系列的 2105 h 被 CE-1 GRS 获得了,它盖住月亮的整个表面。这份报纸主要描述处理由使用导出元素的丰富的过程和 CE-1 GRS 时间系列改正了系列的方法的数据:首先,到进为印射的象素的箱数据;然后,执行累积系列的背景扣除并且获得元素的一个山峰区域;并且最后,当模特儿使用元素的丰富倒置生产元素的丰富。在这些上基于比 EPR 在 5s 处理方法, U 的全球丰富地图, K,和 Th。在在 near-EPR 海底山下面的岩浆结晶化压力和融化的条件之间的关联暗示来源吗?ZOU Yongliao ZHANG Liyan LIU Jianzhong MU Lingli REN Xin ZHANG Guangliang CHANG Jin YAN Jun ZHANG Nan ZHANG Hongbo LU Chang LIU Jianjun ZUO Wei SU Yan WEN Weibin BIAN Wei WANG Min XU Chun LI Chunlai OUYANG Ziyuan 2011Acta Geologica Sinica(English Edition)2011,85,6:6
7COR27 and COR28 encode nighttime repressors integrating Arabidopsis circadian clock and cold response显示文摘It was noted that circadian components function in plant adaptation to diurnal temperature cycles and freezing tolerance.Our genome-wide transcriptome analysis revealed that evening-phased COR27 and COR28 mainly repress the transcription of clockassociated evening genes PRR5,ELF4 and cold-responsive genes.Chromatin immunoprecipitation indicated that CCA1 is recruited to the site containing EE elements of COR27 and COR28 promoters in a temperaturedependent way.Further genetic analysis shows COR28 is essential for the circadian function of PRR9 and PRR7.Together,our results support a role of COR27 and COR28 as nighttime repressors integrating circadian clock and plant cold stress responses.peng wang xuan cui chunsheng zhao liyan shi guowei zhang fenglong sun xiaofeng cao li yuan qiguang xie xiaodong xu 2017Journal of Integrative Plant Biology2017,59,2:6
8Tissue engineering using 3D printed nano-bioactive glass loaded with NELL1 gene for repairing alveolar bone defects显示文摘The purposes of this study were to construct a novel tissue engineered bone composed of 3Dprinted bioactive glass block/chitosan nanoparticles(BD/CSn)composites loaded with Nel-like Type I molecular-1 DNA(pDNA-NELL1)and/or bone marrow mesenchymal stem cells(BMSCs),and study their osteogenic activities by repairing bone defects in rhesus monkeys.CSn with NELL1 gene plasmid and rhesus monkey BMSCs were composited with a BD scaffold to prepare the tissue-engineered bone.Four adult female rhesus monkeys with 10-to 12-years old and 5-7 kg in weight were used in animal experiments.The first and second premolar teeth from four regions of each monkey were removed to form bone defects with size of 10×10×5 mm,which were then implanted with above-mentioned tissue engineered bone.At 12 weeks after the implantation,gross observations,X-ray and micro-CT observations revealed that the new bone was extremely close to normal bone in mass,density,hardness,and structure.The bony cortex was smooth and closely connected to the surrounding normal bone.Histological observations revealed moderate inflammation in the repair area,and the new bone tissues were similar to normal ones.In conclusion,tissue engineered bone of this study exhibited good osteoconductivity for promoting the formation of new alveolar bone tissue,and NELL1 gene played a promotional role in bone regeneration.Jing Zhang Yang Chen Jing Xu Jingjing Wang Chengzhang Li Liyan Wang 2018Regenerative Biomaterials2018,5,4:6
9Analysis of IGF2 mRNA expression and its methylation status between cattle yaks and their parents显示文摘Cattle yaks are an F1 hybrid between cattle and yaks and exhibit significant hybrid vigor. However, cattle yaks are sterile males. To study the epigenetic aspects of this reproductive isolation, IGF2 mRNA expression in cattle yaks and their parents and the patterns of the IGF2 differentially methylated regions (DMR) were examined in blood and testes. The results showed that IGF2 expression in cattle yaks' testes was lower than in their parents (P < 0.01). The IGF2 DMR was highly methylated (above 90%) in blood and testes of cattle yaks, yaks and cattle, with the highest level in cattle yaks (P > 0.05). Our study showed that IGF2 plays an important role in bovine spermato-genesis and might be involved in cattle-yak male sterility. The methylation level of the IGF2 DMR was irrelevant to the lower expression of IGF2 in cattle yaks; other factors perhaps play roles in its expression.Zhenshan Liu Qifa Li Qingbo Zhang Xuguang Qu Liyan Dong Chamba Yang-zom Zhuang Xie Honglin Liu 2009Progress in Natural Science:Materials International2009,19,9:5
10Classification and 3-D distribution of upper layer water masses in the northern South China Sea显示文摘Using the fuzzy cluster analysis and the temperature-salinity(T-S) similarity number analysis of cruise conductivity-temperature-depth(CTD) data in the upper layer(0–300 m) of the northern South China Sea(NSCS), we classify the upper layer water of the NSCS into six water masses: diluted water(D), surface water(SS),the SCS subsurface water mass(U_S), the Pacific Ocean subsurface water mass(U_P), surface-subsurface mixed water(SU) and subsurface-intermediate mixed water(UI). A new stacked stereogram is used to illustrate the water mass distribution, and to examine the source and the distribution of U_P, combining with the sea surface height data and geostrophic current field. The results show that water mass U_P exists in all four seasons with the maximum range in spring and the minimum range in summer. In spring and winter, the U_P intrudes into the Luzon Strait and the southwest of Taiwan Island via the northern Luzon Strait in the form of nonlinear Rossby eddies, and forms a high temperature and high salinity zone east of the Dongsha Islands. In summer, the U_P is sporadically distributed in the study area. In autumn, the U_P is located in the upper 200 m layer east of Hainan Island.Jia Zhu Quanan Zheng Jianyu Hu Hongyang Lin Dewen Chen Zhaozhang Chen Zhenyu Sun Liyan Li Hao Kong 2019Acta Oceanologica Sinica2019,38,4:5
11Impact of economic development on wetlands in Hangzhou Bay Industrial Belt显示文摘把 TM 基于 Landsat 在 2005 的图象和在 Hangzhou 海湾工业带的 20052020 的城市的计划数据,这份报纸由雇用 GIS 学习了对沼泽地的计划城市的构造陆地扩展的潜在的风险空间分析方法。结果显示出那:(1 ) 沼泽地资源广泛地分布式、多样,与空间地介绍城市的构造陆地的近似分布。(2 ) 从 2005 ~ 2020,城市的构造登陆将极大地并且很快膨胀,并且将在 Hangzhou 海湾南方海岸的开垦区域接管主要是池溏的沼泽地的大区域和水产养殖水区域。而且,这个变化将显然是空间地不平的,例如,沼泽地的最严肃的衰退在 Ningbo 城市, Hangzhou 城市和 Cixi 城市里被集中。(3 ) 总的来说,到沼泽地的潜在的风险很高,并且将不停地与都市化的趋势增加。(4 ) 数量和计划的空间模式城市的构造土地在沼泽地损失上有实质的影响。因此,一些政策和规定被建议土地计划协调在象调整构造那样的城市的经济开发和沼泽地资源保护之间的关系,补偿象构造沼泽地公园一样的沼泽地职业。REN Liyan YUE Wenze LI Jialin WU Cifang 2010Journal of Geographical Sciences2010,20,3:4
12Growth Inhibitory Effects of Garlic Polysaccharide on Human HepG2 Cells显示文摘[Objective] The growth inhibitory effects of garlic polysaccharide(GPS) on human Hep G2 cells were evaluated in this paper. [Method] Hep G2 cells were treated with GPS for 48 h for morphology assay by transition electron microscope. Anti-proliferative effects with the same treatment for 24 hand 48 h were assayed by MTT method.Cell cycle distribution and apoptosis assay of treated cells were performed in flow cytometry. [Result] The results showed that GPS enhanced growth inhibitory effect on Hep G2 cells in a time-and dose-dependent manner. PI(Propidium iodide)/Annexin V staining analyzed by FCM(flow cytometry) demonstrated that GPS has a cytotoxic effect on tumor cells. Cell cycle arrest of Hep G2 treated with GPS occurred in G2 phase. [Conclusion] This study suggests that GPS could exert an antitumor effect and could be used as a therapeutic agent for live cancer.Liyan LI Tao HUANG 2017Agricultural Science & Technology2017,18,6:4
13Comparison of three remotely sensed drought indices for assessing the impact of drought on winter wheat yield显示文摘Agricultural drought threatens food security.Numerous remote-sensing drought indices have been developed,but their different principles,assumptions and physical quantities make it necessary to compare their suitability for drought monitoring over large areas.Here,we analyzed the performance of three typical remote sensing-based drought indices for monitoring agricultural drought in two major agricultural production regions in Shaanxi and Henan provinces,northern China(predominantly rain-fed and irrigated agriculture,respectively):vegetation health index(VHI),temperature vegetation dryness index(TVDI)and drought severity index(DSI).We compared the agreement between these indices and the standardized precipitation index(SPI),soil moisture,winter wheat yield and National Meteorological Drought Monitoring(NMDM)maps.On average,DSI outperformed the other indices,with stronger correlations with SPI and soil moisture.DSI also corresponded better with soil moisture and NMDM maps.The jointing and grain-filling stages of winter wheat are more sensitive to water stress,indicating that winter wheat required more water during these stages.Moreover,the correlations between the drought indices and SPI,soil moisture,and winter wheat yield were generally stronger in Shaanxi province than in Henan province,suggesting that remote-sensing drought indices provide more accurate predictions of the impacts of drought in predominantly rain-fed agricultural areas.Jianxi Huang Wen Zhuo Ying Li Ran Huang Fernando Sedano Wei Su Jinwei Dong Liyan Tian Yanbo Huang Dehai Zhu Xiaodong Zhang 2020International Journal of Digital Earth2020,13,4:4
14Characterization of a Novel Anti-DR5 Monoclonal Antibody WD1 with the Potential to Induce Tumor Cell Apoptosis显示文摘TNF-related apoptosis-inducing ligand (TRAIL) is a TNF family member capable of inducing apoptosis. Death receptor 5 (DR 5) is a key receptor of TRAIL and plays an important role in TRAIL-induced apoptosis. To prepare monoclonal antibodies (mAbs) against DR5,cDNA encoding soluble DR5 (sDR5) was firstly amplified by reverse transcriptase-polymerase chain reaction (RT-PCR) with specific primers,and then inserted into a prokaryotic expression vector pET-30a. The recombinant plasmid was expressed in Escherichia coli strain BL21 (DE3),and sDR5 was purified by nickel affinity chromatography. As an antigen,sDR5 was used to immunize mice. Hybridomas secreting antibodies against sDR5 were identified. One positive clone was selected to produce antibody,WD1. ELISA and immunofluorescence demonstrated that WD1 could bind recombinant sDR5 and membrane-bound DR5 (mDR5) on Jurkat and Molt-4 cells. ATPLite assays showed that Jurkat and Molt-4 cells were sensitive to the antibody in a dose dependent manner. The Annexin V/PI assays and Giemsa's staining both showed that WD1 could induce Jurkat cell apoptosis efficiently. Transient transfection of 293T cells and indirect immunofluorescence assay demonstrated that mAb (WD1) couldn't cross-react with DR4. Our findings indicated that the novel antibody,WD1 could act as a direct agonist,bind DR5 characteristically,and initiate efficient apoptotic signaling and tumor regression. Thus,WD1 would be a leading candidate for potential cancer therapeutics.Jing Wang Zhou Lin Chunxia Qiao Ming Lv Ming Yu He Xiao Qingyang Wang Liyan Wang Jiannan Feng Beifen Shen Yuanfang Ma Yan Li 2008Cellular & Molecular Immunology2008,5,1:4
15Preparation and luminescence properties of orange-red Ba3Y4O9:Sm3+phosphors显示文摘A novel orange-red emitting Ba_3 Y_4 O_9:Sm^(3+) phosphors were prepared by a high temperature solidstate reaction in air. X-ray diffraction(XRD), photoluminescence spectra, fluorescence decay and temperature-dependent emission spectra were utilized to characterize the structure and luminescence properties. The results show that the excitation spectrum includes a series of linear peaks at350, 367, 382, 410, 424, 445, 470 and 495 nm, respectively. Under 410 nm excitation, the emission peaks were located at 574 nm(~4 G_(5/2)-~6 H_(5/2)), 608 nm(~4 G_(5/2)-~6 H_(7/2)),659 nm(~4 G_(5/2)-~6 H_(9/2)) and722 nm(~4 G_(5/2)-~6 H_(11/2)), respectively. The concentration quenching occurs when x equals 0.08 for Ba_3 Y_(4-x)O_9:xSm^(3+) phosphor and its mechanism is ascribed to the dipole-dipole interaction. The chromaticity coordinates of Ba_3 Y_(3.92)O_9:0.08 Sm^(3+) phosphor are in the orange-red region. The temperature-dependent study shows that this phosphor has excellent luminescence thermal-stability.And the luminescence intensity of Ba_3 Y_(3.92)O_9:0.08 Sm^(3+) phosphor at 473 K only declines by about25.75% of its initial intensity. The experimental data indicate that Ba_3 Y_4 O_9:Sm^(3+) phosphor may be promising as an orange-red emitting phosphor for white light emitting diodes.Jiayu Li Ran Pang Zhan Yu Liyan Liu Haiyan Wu Huimin Li Lihong Jiang Su Zhang Jing Feng Chengyu Li 2018Journal of Rare Earths2018,36,7:3
16Development of Solar Spectroradiometer for Meteorological Observation显示文摘A newgeneration of solar spectroradiometer has been developed by CUST/JRSI to improve solarirradiance observation data under hyperspectral resolution. It is based on the grating spectroradiometer with a back-thinned CCD linear image sensor and is operated in a hermetically sealed enclosure. The solar spectroradiometer is designed to measure the solar spectral irradiance from300 nm to 1100 nm wavelength range with the spectral resolution of 2 nm( the full width at half maximum). The optical bench is optimized to minimize stray light. The Peltier device is used to stabilize the temperature of CCD sensor to 25℃,while the change of temperature of CCD sensor is controlled to ±1℃ by the dedicated Peltier driver and control circuit.Liu Liying Zheng Feng Zhang Guoyu Xu Yigang Yang Liyan Lyu Wenhua Bian Zeqiang Chong Wei Li Ye 2017Instrumentation2017,4,1:3
17Role of helicity of a-helical antimicrobia peptides to improve specificity显示文摘Yibing Huang Liyan He Guirong Li Naicui Zhai Hongyu Jiang Yuxin Chen 2014Protein & Cell2014,5,8:3
18Phase Ⅲ Clinical Trials of the Cell Differentiation Agent-2 (CDA-2): Therapeutic Efficacy on Breast Cancer, Non-Small Cell Lung Cancer and Primary Hepatoma显示文摘Fengyi Feng Qing Lu Changquan Ling Yang Zhang Fengzhan Qin Huaqing Wang Wenxia Huang Shunchang Jiao Qiang Chen Mingzhong Li Yunzhong Zhu Meizhen Zhou Jun Ren Yetao Gao Jingpo Zhao Rongsheng Zheng Wenhua Zhao Zhiqiang Meng Fang Li Qizhong Zhang Dongli Zhao Liyan Xu Yongqiang Zhang Yanjun Zhang Zhenjiu Wang Shuonqi Liu Ming C. Liau 2005Chinese Journal of Clinical Oncology2005,2,4:3
19A study of peroxyacetyl nitrate at a rural site in Beijing based on continuous observations from 2015 to 2019 and the WRFChem model显示文摘Peroxyacetyl nitrate(PA N)is one of the most important photochemical pollutants and has aroused much concern in China in recent decades.However,few studies described the long-term variations in PAN in China.In this study,we continuously monitored the PAN,03 and NOx concentrations at a regional background site near Beijing from August 2015 to February 2019.Based on the observed concentrations and climate data,w e analyzed the seasonal PAN variations.The results revealed that the monthly mean PAN concentration ranged from 0.33-2.41 ppb,with an average value of 0.94 ppb.The PAN concentration exhibited a distinct seasonal variation,with high values in spring and low values in winter.After analyzing the corresponding meteorological data,we found that stronger ultraviolet(UV)radiation,a relatively longer lifetime and a higher background PAN concentration contributed to the high PAN concentrations in spring.In addition,with the utilization of the WRF-Chem(Weather Research and Forecasting with Chemistry)model,the cause of the extremely high PAN concentration in spring 2018 wa s determined.The model results demonstrated that an anomalously low pressure and the southwesterly winds in northern China might be the main causes of the increased PAN concentration in Beijing and its surrounding area in spring 2018.Yulu Qiu Zhiqiang Ma Weili Lin Weijun Quan Weiwei Pu Yingruo Li Liyan Zhou Qingfeng Shi 2020Frontiers of Environmental Science & Engineering2020,14,4:3
20Application of Pyroligneous Acid in the Prevention and Control of Brown Blotch Disease in Pleurotus ostreatus显示文摘In the present study,agar diffusion test and field trials were carried out using a mushroom(Pleurotus ostreatus)cultivar Shouyanping as the experimental material to determine the antibacterial activity of refined pyroligneous acid prepared from almond shell against Pseudomonas tolaasii and its effects on mycelial growth of mushroom.The results revealed that 1.25%,2.50%and 5.00%of refined pyroligneous acid obviously inhibited the occurrence of brown blotch disease in mushroom,but also greatly promoted mushroom mycelial growth.Therefore,1.25%and 2.50%of refined pyroligneous acid can be used in fields to prevent brown blotch disease,and 5.00%refined pyroligneous acid can be used to control the incidence of brown blotch disease when it widely occurs in fields.Yanyan XU Liyan ZHENG Zhuang LI Jie LI 2016Agricultural Science & Technology2016,17,9:3
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