Results 21 to 30 of about 88,663 (54)

Mechanism of alkaloid synthesis in Isatis indigotica infected by Plasmodiophora brassicae

open access: yesGuangxi Zhiwu
To explore expression level of alkaloid and its key synthetase gene in Isatis indigotica upon Plasmodiophora brassicae exposure. The grades of disease severity according to morphology were verified.
ZHAO Shuli   +5 more
doaj   +1 more source

New records of Dendrobium (Orchidaceae) from China

open access: yesGuangxi Zhiwu
Dendrobium is the second largest genus of Orchidaceae, distributed in southern and southwestern China. The number of Dendrobium is large, but some taxa have not been discovered.
LI Mengkai   +4 more
doaj   +1 more source

Analysis of chloroplast genome features of endangered and rare plant Camellia minima

open access: yesGuangxi Zhiwu
Camellia minima, a rare and endangered species of sect. Chrysantha, has not been previously explored in terms of its chloroplast genome. Utilizing the Illumina HiSeq 2000 platform, the chloroplast genome sequence of C.
DENG Yongbiao   +3 more
doaj   +1 more source

Floral morphology and anther development in diandrous orchid Paphiopedilum purpuratum with their taxonomic implications

open access: yesGuangxi Zhiwu
The taxonomy of Paphiopedilum Pfitz. has been disputed and needs more data for clarification. Floral morphology and anther development in P. purpuratum were observed using microscope and paraffin section. The results were as follows: (1) It was supported
ZHU Yong   +5 more
doaj   +1 more source

Comparative study on leaf anatomical structures and photosynthetic characteristics of three Geodorum species

open access: yesGuangxi Zhiwu
To explore leaf anatomical structures and photosynthetic characteristics of Geodorum plant, the anatomical structure of leaves, daily variation of photosynthesis, light response curve, CO2 response curve, chlorophyll content and other indexes of the ...
XU Aizhu   +6 more
doaj   +1 more source

Dynamics of tissue nutrient content in relation to declining seedling growth in Malania oleifera

open access: yesGuangxi Zhiwu
The decline in seedling growth of Malania oleifera as the age increases is often observed in the absence of host plants. A better knowledge of nutrient dynamics in terms of concentration and distribution patterns in different parts of the declining ...
CHEN Qiuping   +4 more
doaj   +1 more source

Cloning of HDR gene in Pinus massoniana and its response to drought and salt stresses

open access: yesGuangxi Zhiwu
Drought and land salinization are inhibiting factors for the sustainable development of forestry, and the plants will release volatile substances such as terpenoids during biological or non-biological stress.
WANG Jiawen   +5 more
doaj   +1 more source

Metabolomics analysis of flower color substances in three Rosa rugosa cultivars

open access: yesGuangxi Zhiwu
Rosa rugosa is a deciduous shrub belonging to Rosa L. in Rosaceae. It has a high ornamental value and commercial value, but its single color limits the development and utilization of rose and its application in landscape architecture. In order to explore
WEI Liqin   +4 more
doaj   +1 more source

Isolation and identification of pathogenic fungi from soft rot tissue of Amorphophallus konjac corm

open access: yesGuangxi Zhiwu
Konjac (Amorphophallus konjac) is a horticultural plant with high nutritional and medicinal values. Soft rot is a severe disease in production of konjac and it is also the main factor restricting the development of the konjac industry.
LI Zhumei   +8 more
doaj   +1 more source

辐冠苣苔属(苦苣苔科)一新替代名称——Radiaticorollarus Y. G. Wei, F. Wen & Lei Cai

open access: yesGuangxi Zhiwu
辐冠苣苔属为中国广东特有苦苣苔科单型属,因其具有苦苣苔科中相对比较少见的辐射状花冠裂片而得名。有学者提出因其属名Actinostephanus F. Wen, Y. G. Wei & L. F. Fu和已灭绝的化石浮游植物属名Actinostephanos Khursevich极其相似而易于混淆,应处理为晚出同名。依据2018年《国际藻类、菌物和植物命名法规(深圳法规)》,该文为该晚出同名拟定了一个新名称,即Radiaticorollarus Y. G. Wei, F.
温 放   +4 more
doaj   +1 more source

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