نتایج جستجو برای: taxonomical problem
تعداد نتایج: 881493 فیلتر نتایج به سال:
In the course of our screening for antitumor antibiotics, MPC1001 was isolated from a microorganism, Cladorrhinum sp. KY4922. MPC1001 exhibited antimicrobial activity, and antiproliferative activity against human tumor cell lines. In this paper, we describe the taxonomy of the producing organism, fermentation, isolation, physico-chemical properties and biological activities of MPC1001. The cult...
The monotypic genus Linoderus Sharp, 1885 was described based on a species from Panama and since the original description nearly nothing has been added to its taxonomical knowledge. The aim of the present paper is to describe a new species of the genus from Colombia and to report the genus for the first time from South America, adding some biological notes of the species.
Ranunculus L. with about 600 species is the largest genus in the Ranunculaceae. Problems in the taxonomy of the genus are due to high variability and polymorphism among different individuals and populations of certain species. Morphological characters of nectar scale have been considered as valuable taxonomical characters in some perennial species in some groups (Praemorsa, Grumosa, Rhizomatosa...
This paper presents a study of automatic music classification and similarity analysis. Important theoretical issues are presented and several experiments are performed. The jAudio feature extraction software and the ACE classification framework are used to perform these experiments, which include percussion timbre recognition, genre classification, speech/music classification and taxonomical ev...
Here, we report the draft genome sequences of the type strains of Demequina aestuarii, Demequina aurantiaca, Demequina flava, Demequina globuliformis, Demequina lutea, Demequina oxidasica, Demequina salsinemoris, and Demequina sediminicola. The genome sequences presented here will facilitate taxonomical, ecological, and functional studies of members of the genus Demequina.
This paper presents a review of vehicle routing problem with simultaneous pickup and deliveries (VRPSPD). VRPSPD is a variant of the VRP where both delivery and pickup demands are fulfilled simultaneously. Due to computer accessibility and increased capability in computing, algorithm development has shown major advancements. These were reflected in VRP researches also. The need to improve vehic...
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