Search results: 281,722 results (approx.)

1. More on apply family of functions - avoid loops to get more speed.

This chapter focuses on the 'apply' set of functions. These functions are for those who need to process very large datasets, or who need to perform loop-type operations on largish datasets but perhaps in a nested fashion.

Author(s) : Quicke, D.; Butcher, B. A.; Welton, R. K.

Book chapter : Practical R for biologists: an introduction 2021 pp.322-325

2. Tools for pest and disease management by stakeholders: a case study on plantwise.

Author(s) : Otieno, W.; Ochilo, W.; Migiro, L.; Jenner, W.; Kuhlmann, U.

Publisher : Burleigh Dodds Science Publishing Limited, Cambridge, UK

Book chapter : The sustainable intensification of smallholder farming systems 2021 pp.151-173 ref.29

3. Sanxiapeptin, a linear pentapeptide from Penicillium oxalicum, inhibited the growth of Citrus green mold.

Penicillium oxalicum has been used as a biocontrol fungus in agriculture for many years, but the antimicrobial substances are still uncertain. Herein, we isolated a linear peptide named Sanxiapeptin in the culture broth of Penicillium oxalicum SG-4 collecting from the Three Gorges riparian zone....

Author(s) : Yang YuChun; Li Kun; Liu ChengXiong; Cheng Fan; Liu Chao; Quan WenJing; Xue YanHong; Zou Kun; Liu ShiPing

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Food Chemistry 2022 Vol.366

4. Editorial overview: mechanisms in the molecular interactions of plants with viruses and viroids.

Author(s) : Wei TaiYun; Ding ShouWei

Publisher : Elsevier B.V., Amsterdam, Netherlands

Journal article : Current Opinion in Virology 2021 Vol.49 pp.27-29

5. Rapid detection of Passalora sequoiae causing needle blight on Japanese cedar.

Needle blight, caused by Passalora sequoiae (Mycosphaerellaceae, Ascomycota), is an economically significant disease that commonly affects Japanese cedar (Cryptomeria japonica) in Japan. With the increasing production of cedar saplings as part of reforestation efforts, there is concern that needle...

Author(s) : Ando, Y.; Masuya, H.

Publisher : Taylor & Francis, Abingdon, UK

Journal article : Journal of Forest Research 2021 Vol.26 No.2 pp.136-142 ref.35

6. First report of an Ambrosia beetle, Platypus quercivorus, vector of Japanese oak wilt, in Hokkaido, northern Japan.

An ambrosia beetle, Platypus quercivorus, is the vector of Japanese oak wilt, one of the most serious forest diseases in Japan. P. quercivorus is widely distributed in the main islands of Honshu, Kyushu and Shikoku, but there have been no records of P. quercivorus in Hokkaido, the northernmost main ...

Author(s) : Ozaki, K.; Ueda, A.; Tokuda, S.; Wada, H.; Kitajima, H.

Publisher : Taylor & Francis, Abingdon, UK

Journal article : Journal of Forest Research 2021 Vol.26 No.2 pp.152-154 ref.19

7. Morphological and phylogenetical analyses of pathogenic Hypomyces perniciosus isolates from Agaricus bisporus causing wet bubble disease in china.

Hypomyces perniciosus is a destructive pathogen of Agaricus bisporus. The disease has been known to occur wherever A. bisporus is cultivated. Morphological characteristics have shown differences between reported isolates of H. perniciosus. However, clarification is needed to determine whether those ...

Author(s) : Zhang ChunLan; Jin ZhengWen; Sun Can; Moodley, O.; Xu JiZe; Li Yu

Publisher : Magnolia Press, Auckland, New Zealand

Journal article : Phytotaxa 2021 Vol.491 No.2 pp.115-130 ref.31

8. A new species of Podosphaera sect. Sphaerotheca subsect. Sphaerotheca from India-first report of powdery mildew causing wilting and ultimately death of leaves of Filipendula vestita.

Podosphaera filipendulensis, a new teleomorph of powdery mildew was discovered on living leaves of Filipendula vestita (Rosaceae). It is the first species of powdery mildew that causes wilting and ultimately death of apical infected leaves of F. vestita. It is described, illustrated and compared...

Author(s) : Sanjay Yadav; Verma, S. K.; Raghvendra Singh

Publisher : Magnolia Press, Auckland, New Zealand

Journal article : Phytotaxa 2021 Vol.491 No.2 pp.131-142 ref.39

9. Colletotrichum dracaenigenum, a new species on Dracaena fragrans.

During an investigation into the microfungi on Dracaena fragrans in Thailand, a saprobic taxon belonging to Glomerellaceae was collected. Based on morphological characterization and combined phylogenetic analyses of ITS, GAPDH, CHS-1, ACT and TUB2 sequence data from the sexual and asexual morphs...

Author(s) : Chaiwan, N.; Tibpromma, S.; Jayawardena, R. S.; Mapook, A.; Wanasinghe, D. N.; Mortimer, P. E.; Lumyong, S.; Hyde, K. D.

Publisher : Magnolia Press, Auckland, New Zealand

Journal article : Phytotaxa 2021 Vol.491 No.2 pp.143-157 ref.many

10. Light alters the impacts of nitrogen and foliar pathogens on the performance of early successional tree seedlings.

Light limitation is a major driver of succession and an important determinant of the performance of shade-intolerant tree seedlings. Shade intolerance may result from a resource allocation strategy characterized by rapid growth and high metabolic costs, which may make shade-intolerant species...

Author(s) : Brown, A.; Heckman, R. W.

Publisher : PeerJ, San Francisco, USA

Journal article : PeerJ 2021 Vol.9 No.11587 ref.many

11. Ultrastructure of Phytoplasma-infected jujube leaves with witches' broom disease.

The subcellular characteristics of phytoplasma-infected jujube (Ziziphus jujuba) leaves were investigated using transmission electron microscopy. Midrib fragments of witches' broom-diseased jujube leaves were collected from abnormally small leaves at an early stage of branch clustering. The...

Author(s) : Park Junhyung; Kim HyoJeong; Huh YangHoon; Kim KiWoo

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Micron 2021 Vol.148

12. Synthesis, fungicidal activity, and 3D-QSAR of tetrazole derivatives containing phenyloxadiazole moieties.

In an effort to discover new agents with good fungicidal activities against CDM (cucumber downy mildew), a series of tetrazole derivatives containing phenyloxadiazole moieties were designed and synthesized. The EC50 values for fungicidal activities against CDM were determined. Bioassay results...

Author(s) : Li YiTao; Yao WenQiang; Zhou Si; Xu JunXing; Lu Hui; Lin Jian; Hu XiaoYun; Zhang ShaoKai

Publisher : Elsevier, Cambridge, UK

Journal article : Bioorganic & Medicinal Chemistry Letters 2021 Vol.34

13. Complete genome sequence obtained by nanopore and Illumina hybrid assembly of Xanthomonas arboricola pv. juglandis CPBF 427, isolated from buds of a walnut tree.

We report the genome sequence of Xanthomonas arboricola pv. juglandis strain CPBF 427, which was isolated from early-season buds of a diseased walnut tree, suggesting overwinter potential. This study provides a consistent genomic reference for this pathovar and may contribute to addressing the...

Author(s) : Teixeira, M.; Fernandes, C.; Chaves, C.; Pinto, J.; Tavares, F.; Fonseca, N. A.

Publisher : American Society for Microbiology (ASM), Washington, D.C., USA

Journal article : Microbiology Resource Announcements 2021 Vol.10 No.10 ref.12

14. Cercospora leaf spot.

Leaf spot, which is caused by the pathogen Cercospora beticola, is the most significant disease that occurs on sugar beet in all areas of cultivation, causing significant economic damage. By being a typical symptom of the mentioned disease, spots are most often from 2 to 5 mm in size, lighter in...

Foreign Title :Pjegavost lista šećerne repe.

Author(s) : Ereš, H.; Dujković, A.; Vrandećić, K.

Publisher : Zadružna Štampa, Zagreb, Croatia

Journal article : Glasnik Zaštite Bilja 2021 Vol.44 No.4 pp.52-54 ref.8

15. Turgor-dependent and coronin-mediated F-actin dynamics drive septin disc-to-ring remodeling in the blast fungus Magnaporthe oryzae.

The fungus Magnaporthe oryzae uses a specialized pressure-generating infection cell called an appressorium to break into rice leaves and initiate disease. Appressorium functionality is dependent on the formation of a cortical septin ring during its morphogenesis, but precisely how this structure...

Author(s) : Dulal, N.; Rogers, A. M.; Proko, R.; Bieger, B. D.; Liyanage, R.; Krishnamurthi, V. R.; Wang Yong; Egan, M. J.

Publisher : Company of Biologists Ltd, Cambridge, UK

Journal article : Journal of Cell Science 2021 Vol.134 No.5

16. Plant active products and emerging interventions in water potabilisation: disinfection and multi-drug resistant pathogen treatment.

Background: This review aims at establishing the emerging applications of phytobiotics in water treatment and disinfection. Results: Statistical analysis of data obtained revealed that the use of plant product in water treatment needs more research attention. A major observation is that plants...

Author(s) : Adeeyo, A. O.; Edokpayi, J. N.; Alabi, M. A.; Msagati, T. A. M.; Odiyo, J. O.

Publisher : SpringerOpen, Heidelberg, Germany

Journal article : Clinical Phytoscience 2021 Vol.7 No.31 pp.(24 March 2021) ref.218

17. The structure of the Potato virus A particles elucidated by small angle x-ray scattering and complementary techniques.

Potato virus A (PVA) protein coat contains on its surface partially unstructured N-terminal domain of the viral coat protein (CP), whose structural and functional characteristics are important for understanding the mechanism of plant infection with this virus. In this work, we investigated the...

Author(s) : Shtykova, E. V.; Petoukhov, M. V.; Fedorova, N. V.; Arutyunyan, A. M.; Skurat, E. V.; Kordyukova, L. V.; Moiseenko, A. V.; Ksenofontov, A. L.

Publisher : Pleiades Publishing, Moscow, Russia

Journal article : Biochemistry (Moscow) 2021 Vol.86 No.2 pp.230-240 ref.28

18. New fungicides for protecting vines infected with downy mildew.

This research paper presents the findings concerning the effectiveness of utilizing Pergado Zoks water dispersible granule (WDG) and Zorvec Encantia suspo-emulsion (SE) fungicides to protect grapevines against downy mildew. It shows that double or triple treatment of vines provides strong...

Author(s) : Dolzhenko, V.; Kungurtseva, O.; Revkova, M.; Yurchenko, Y.; Aleynikova, N.

Publisher : EDP Sciences S.A., Les Ulis, France

Journal article; Conference paper : BIO Web of Conferences 2021 Vol.34 ref.16

19. Antifungal activity of microbiological drugs in relation to pathogens from the genus Fusarium link.

As a result of studying the antifungal activity of biological drugs against fungi of the genus Fusarium, causative agents of rot of roots and fruits of the apple tree, both weak and very strong mycoparasitism were noted, but in most variants of the experiment, competition for area of nutrition...

Author(s) : Astapchuk, I.; Nasonov, A.

Publisher : EDP Sciences S.A., Les Ulis, France

Journal article; Conference paper : BIO Web of Conferences 2021 Vol.34 ref.22

20. Fungicide Teldor 500 sc in the fight against fruit rot in the sweet cherry plantations of Moldova.

The results of testing the fungicide Teldor 500 SC in sweet cherry plantations are presented. A high level of biological effectiveness was obtained in the fight against the gray rot of sweet cherry fruits.

Author(s) : Mager, M.; Mager, M.; Dumitrash, Y.

Publisher : EDP Sciences S.A., Les Ulis, France

Journal article; Conference paper : BIO Web of Conferences 2021 Vol.34 ref.15

21. Research progress on postharvest characteristics and preservation technology of passion fruits.

Passion fruit is easy to lose water, shrink, rot and deteriorate after harvest because it ripens at high temperature. So it is difficult to store and transport. Therefore, it is of great economic significance to study the postharvest preservation technology and extend the shelf life of passion...

Author(s) : Guo Jing; Chen YuLong; Wang Ping; Wang Ling; Chen FeiPing; Luo Zheng; Yu Xin

Publisher : Food and Fermentation Industries (Shipin Yu Fajiao Gongye), Beijing, China

Journal article : Food and Fermentation Industries 2021 Vol.47 No.1 pp.334-340 ref.59

22. Understanding root rot disease in agricultural crops.

Root rot diseases remain a major global threat to the productivity of agricultural crops. They are usually caused by more than one type of pathogen and are thus often referred to as a root rot complex. Fungal and oomycete species are the predominant participants in the complex, while bacteria and...

Author(s) : Williamson-Benavides, B. A.; Dhingra, A.

Publisher : MDPI AG, Basel, Switzerland

Journal article : Horticulturae 2021 Vol.7 No.2 ref.408

23. A slicing mechanism facilitates host entry by plant-pathogenic Phytophthora.

Phytophthora species, classified as oomycetes, are among the most destructive plant pathogens worldwide and pose a substantial threat to food security. Plant pathogens have developed various methods to breach the cuticle and walls of plant cells. For example, plant-pathogenic fungi use a...

Author(s) : Bronkhorst, J.; Kasteel, M.; Veen, S. van; Clough, J. M.; Kots, K.; Buijs, J.; Gucht, J. van der; Ketelaar, T.; Sprakel, J.

Publisher : Nature Publishing Group, London, UK

Journal article : Nature Microbiology 2021 Vol.6 No.8 pp.1000-1006 ref.55

24. The ETS-ETI cycle: evolutionary processes and metapopulation dynamics driving the diversification of pathogen effectors and host immune factors.

The natural diversity of pathogen effectors and host immune components represents a snapshot of the underlying evolutionary processes driving the host-pathogen arms race. In plants, this arms race is manifested by an ongoing cycle of disease and resistance driven by pathogenic effectors that...

Author(s) : Martel, A.; Ruiz-Bedoya, T.; Breit-McNally, C.; Laflamme, B.; Desveaux, D.; Guttman, D. S.

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Current Opinion in Plant Biology 2021 Vol.62 ref.80

25. PTI-ETI crosstalk: an integrative view of plant immunity.

Plants resist attacks by pathogens via innate immune responses, which are initiated by cell surface-localized pattern-recognition receptors (PRRs) and intracellular nucleotide-binding domain leucine-rich repeat containing receptors (NLRs) leading to pattern-triggered immunity (PTI) and...

Author(s) : Yuan MinHang; Ngou, B. P. M.; Ding PingTao; Xin XiuFang

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Current Opinion in Plant Biology 2021 Vol.62 ref.114