Results 21 to 30 of about 2,362,291 (310)

Anthropogenic seed dispersal: rethinking the origins of plant domestication

open access: yes, 2020
It is well documented that ancient sickle harvesting led to tough rachises, but the other seed dispersal properties in crop progenitors are rarely discussed. The first steps toward domestication are evolutionary responses for the recruitment of humans as
Spengler, R.
core   +1 more source

Factors affecting multiscaling analysis of rainfall time series [PDF]

open access: yesNonlinear Processes in Geophysics, 1997
Simulations based on random multiplicative cascade models are used to investigate the uncertainty in estimates of parameters characterizing the multiscaling nature of rainfall time series.
D. Harris   +4 more
doaj  

Delineation of Inheritance Pattern of Aleurone Layer Colour Through Chemical Tests in Rice

open access: yesRice, 2017
Background Rice aleurone layer develops different colours with various chemical tests that may help to develop some rapid tests for identification/grouping of rice varieties.
Chandu Singh   +7 more
doaj   +1 more source

Managed pollination is a much better way of increasing productivity and essential oil content of dill seeds crop

open access: yesScientific Reports, 2022
Dill seeds (Anethum graveolens L.) is the most valuable medicinal seed spice crop of Apiaceae. It bears small yellow flowers in the form of umbels. Being a cross-pollinated crop, floral visitors play vital role in pollination and seed sets.
Narottam Kumar Meena   +8 more
doaj   +1 more source

Seedling Emergence from Seed Banks in Ludwigia hexapetala-Invaded Wetlands: Implications for Restoration [PDF]

open access: yes, 2019
Soil seed banks play a critical role in the maintenance of wetland plant communities and contribute to revegetation following disturbances. Analysis of the seed bank can therefore inform restoration planning and management.
Castillo Segura, Jesús Manuel   +3 more
core   +1 more source

Development and Application of the Intelligent Seed Processing Technology and Equipment

open access: yesСельскохозяйственные машины и технологии, 2021
Seed processing is an important link in the seed industry chain. Crop seed industry is a national strategic and basic core of industry. Drying, cleaning, selecting, grading, coating, packaging and storage of crop seeds are the main measures to realize ...
Sh. Jia, G. Liu, J. Jia, T. Yang
doaj   +1 more source

Proper seed storage (Liveseed Practice abstract) [PDF]

open access: yes, 2020
What causes seed ageing? Seed ageing is caused by oxidation of the cell membranes, mitochondria, DNA, RNA and proteins in the seeds. This oxidation is stimulated by four factors: seed moisture level, temperature, oxygen and time.
Groot, Steven P.C.
core  

Straw Itch Mite, \u3ci\u3ePyemotes Tritici\u3c/i\u3e, Infestation in Brome Seed Related to Acute Dermatitis in Michigan Granary Workers [PDF]

open access: yes, 2017
An infestation of Pyemotes tritici, the straw itch mite, apparently caused dermatitis on the arms and trunks of four workers in south-central Michigan who had unloaded a shipment of brome seed bags.
Landis, Douglas A, Walker, Edward D
core   +2 more sources

Intracellular Macrophage Infections with E. coli under Nitrosative Stress

open access: yesBio-Protocol, 2012
Escherichia coli (E. coli) produces disseminated infections of the urinary tract, blood, and central nervous system where it encounters professional phagocytes such as macrophages, which utilize reactive nitrogen intermediates (RNI) to arrest bacteria ...
Stacey Bateman, Patrick Seed
doaj   +1 more source

Physiology of Chatham Island forget-me-not (Myosotidium hortensia) seed : a thesis presented in partial fulfilment of the requirements for the degree of Master of Applied Science in Seed Science and Technology at Massey University [PDF]

open access: yes, 2003
Chatham Island forget-me-not (Myosotidium hortensia (Decne) Baillon) is endemic to the Chatham Islands where it is mainly confined to the outer islands. There is speculation that seed of M.
McGill, Craig Robert
core  

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