Lusi Ces A1是亚麻纤维素生物合成途径中的关键基因。在已报道部分序列的基础上,采用特异引物的设计进行高保真PCR扩增并测序,获得亚麻Lusi Ces A1基因的全长序列,该基因序列长3 225bp,并通过交错延伸PCR技术进行了验证。该研究为亚麻Lu...Lusi Ces A1是亚麻纤维素生物合成途径中的关键基因。在已报道部分序列的基础上,采用特异引物的设计进行高保真PCR扩增并测序,获得亚麻Lusi Ces A1基因的全长序列,该基因序列长3 225bp,并通过交错延伸PCR技术进行了验证。该研究为亚麻Lusi Ces A1基因的结构和功能分析奠定了基础。展开更多
A sedimentation issue in the estuary of Porong induced by Lapindo hot mud discharge had caused a significant morphological alteration.This study aims to determine the geomorphological evolution in the Porong Estuary a...A sedimentation issue in the estuary of Porong induced by Lapindo hot mud discharge had caused a significant morphological alteration.This study aims to determine the geomorphological evolution in the Porong Estuary and the geochronological formation of Lusi Island.This study employed a numerical modeling approach,consisting of flow and sediment transport modeling modules(Delft3D-FLOW and Delft3D-SED),with a curvilinear grid resolution of 25-50 m over a 5×6 km domain.A satellite imagery processing was also performed using multitemporal Landsat data(2000-2024)analyzed using the Modified Normalized Difference Water Index(MNDWI),followed by binary classification and vector digitization.The results show that sediment accumulation of±0.06 m in 15 days,increasing to over 1 m after four years(MORFAC 96),with land expansion confirmed by satellite data from 6.29 hectares in 2000 to 147.86 hectares in 2024.Of particular concern,the increasing sediment thickness from 0.0026 m to 0.38 m over a 14-year equivalent simulation suggests a sustained process of geomorphological development.The findings of this study emphasize significant sedimentation trends and the dynamics of the estuarine environment in the Porong Estuary.It is,therefore,crucial to implement coastal hazard mitigation strategies,effective land use planning,and environmental monitoring to minimize further environmental degradation resulting from excessive sedimentation.展开更多
文摘Lusi Ces A1是亚麻纤维素生物合成途径中的关键基因。在已报道部分序列的基础上,采用特异引物的设计进行高保真PCR扩增并测序,获得亚麻Lusi Ces A1基因的全长序列,该基因序列长3 225bp,并通过交错延伸PCR技术进行了验证。该研究为亚麻Lusi Ces A1基因的结构和功能分析奠定了基础。
文摘A sedimentation issue in the estuary of Porong induced by Lapindo hot mud discharge had caused a significant morphological alteration.This study aims to determine the geomorphological evolution in the Porong Estuary and the geochronological formation of Lusi Island.This study employed a numerical modeling approach,consisting of flow and sediment transport modeling modules(Delft3D-FLOW and Delft3D-SED),with a curvilinear grid resolution of 25-50 m over a 5×6 km domain.A satellite imagery processing was also performed using multitemporal Landsat data(2000-2024)analyzed using the Modified Normalized Difference Water Index(MNDWI),followed by binary classification and vector digitization.The results show that sediment accumulation of±0.06 m in 15 days,increasing to over 1 m after four years(MORFAC 96),with land expansion confirmed by satellite data from 6.29 hectares in 2000 to 147.86 hectares in 2024.Of particular concern,the increasing sediment thickness from 0.0026 m to 0.38 m over a 14-year equivalent simulation suggests a sustained process of geomorphological development.The findings of this study emphasize significant sedimentation trends and the dynamics of the estuarine environment in the Porong Estuary.It is,therefore,crucial to implement coastal hazard mitigation strategies,effective land use planning,and environmental monitoring to minimize further environmental degradation resulting from excessive sedimentation.
