Results 1 to 10 of about 27,845 (259)

Limitations of <i>p</i> <sub>50</sub> as a measure of seed longevity in comparative studies and the way forward. [PDF]

open access: yesAppl Plant Sci
Premise Studies comparing seed longevity between species or genotypes commonly measure seed longevity as the time it takes for seed lot viability to drop to 50% (p50). However, p50 is influenced by the initial viability.
Klepka L, Carta A, Hay FR, Bucharova A.
europepmc   +2 more sources

Determination of Median Lethal (LD50) and Growth Reduction (GR50) Dose of Gamma Irradiation for Induced Mutation in Wheat [PDF]

open access: yesBrazilian Archives of Biology and Technology, 2023
The determination of the optimum dose of radiation through its impacts on the growth attributes of the crop is the prerequisite for successful induced mutation breeding.
Sunanda Chakraborty   +4 more
doaj   +1 more source

Studies on colchicine induced changes in bajra napier hybrid (Pennisetum glaucum x P. purpureum)

open access: yesElectronic Journal of Plant Breeding, 2023
An experiment was conducted to estimate the lethal concentration of the polyploidy inducing chemical Colchicine in two genotypes of Bajra Napier hybrid CO 6 and TNCN 1534.
B. Juby1, N. Meenakshi ganesan*1, K. N. Ganesan2, S. D. Sivakumar3, C. N. Chandrasekhar4 and V. P. Sobhakumari5
doaj   +1 more source

Identification of PEG 6000 concentrations for assessing drought resistance in millet genotypes during the seed germination phase

open access: yesТруды по прикладной ботанике, генетике и селекции, 2021
Background. Using LD50 concentrations of the osmotic PEG 6000 to select millet genotypes during seed germination for drought resistance breeding is the best way of millet genotype differentiation according to the studied trait.Materials and methods.
O. V. Gorlachova   +3 more
doaj   +1 more source

The Effectiveness of Bandotan (Ageratum conyzoides L.) Leaf Extract on Mortality of Boophilus microplus In Vitro

open access: yesJournal of Parasite Science, 2021
The purpose of this research is to find the effectiveness of bandotan's (Ageratum conyzoides L.) leaf extract on mortality of Boophilus microplus in vitro and also to get of lethal concentration and lethal time. This research used 125 Boophilus microplus.
Dwi Retno Widyawati   +4 more
doaj   +1 more source

Larvicidal Activity and Phytochemical Profiling of Sweet Basil (Ocimum basilicum L.) Leaf Extract against Asian Tiger Mosquito (Aedes albopictus)

open access: yesHorticulturae, 2022
Applying larvicides to interrupt a mosquito’s life cycle is an important strategy for vector control. This study was conducted to evaluate the larvicidal properties of the hexane extract of sweet basil (Ocimum basilicum L.; family Lamiaceae) leaves ...
Chee Aun Chan, Lai Yee Ho, Nam Weng Sit
doaj   +1 more source

Numerical Assessment of Terrain Relief Influence on Consequences for Humans Exposed to Gas Explosion Overpressure

open access: yesComputation, 2023
This study aims to reconstruct hazardous zones after the hydrogen explosion at a fueling station and to assess an influence of terrain landscape on harmful consequences for personnel with the use of numerical methods.
Yurii Skob   +3 more
doaj   +1 more source

Assessment of mutagenic sensitivity in jasmine (Jasminum spp.) to chemical mutagen

open access: yesElectronic Journal of Plant Breeding, 2018
The present experiment was carried out to determine mutagenic sensitivity on Jasmine (Jasminum spp.). In this experiment, terminal cuttings of Jasminum grandiflorum cv. White Pitchi and semi hardwood cuttings of J.
Sanchita Ghosh   +2 more
doaj   +1 more source

Probit Analysis [PDF]

open access: yesBulletin of the Entomological Society of America, 1972
G. J. S. Ross, D. J. Finney
  +6 more sources

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