Results 61 to 70 of about 31,308 (299)

Effects of zinc and copper on male gametophytes off lowering plants [PDF]

open access: yes, 1998
The Effect of Zinc and Copper on Male Gametophytes of FloweringPlants1) The aim of this study was to investigate the effect of heavy metals in the development of male gametophytes in flowering plants.
Damit, Dk Rosinah Pg Hj
core  

Airborne pollen grains of Bozüyük (Bilecik, Turkey)

open access: yes, 2005
Airborne Pollen grains in the atmosphere of Bozüyük were investigated over a 2 yr period from 2000 to 2001 using a Durham sampler. A total number of pollen grains of 5 170 pollen grains belonging to 32 taxa were identified and recorded along with some ...
Salkurt, E., Türe, Cengiz
core   +1 more source

Biomonitoring of pollen grains of a river bank suburban city, Konnagar, Calcutta, India, and its link and impact on local people [PDF]

open access: yes, 2015
Introduction and objectives Pollen grains released by plants are dispersed into the air and can become trapped in human nasal mucosa, causing immediate release of allergens triggering severe Type 1 hypersensitivity reactions in susceptible allergic ...
Naren Pandey   +7 more
core   +1 more source

Impact and Correlation of Environmental Conditions on Pollen Counts in Karachi, Pakistan

open access: yesIranian Journal of Allergy, Asthma and Immunology, 2015
A quantitative and qualitative survey of airborne pollen was performed in the city of Karachi, and the pollen counts were correlated with different climatic conditions.
Anjum Perveen   +3 more
doaj  

Comparative palynomorphological characteristic of plants with different types of ecological strategies

open access: yesІнтродукція Рослин, 2011
Pollen grains of 5 species with different types of ecological strategies were studied using light and scanning electron microscopy. Pollen grains of Rumex tianschanicus and Brassica campestris were analyzed by these methods at first time.
I.V. Kosakivska   +2 more
doaj   +1 more source

Improving Fruit Set and Productivity of Barhee Date Palm under Heat Stress Conditions [PDF]

open access: yesJournal of Plant Production, 2017
This study was conducted during 2016 and 2017 seasons on about 10 years-old Barhee date palm trees grown in Agriculture Research Center farm at Toshka, Aswan Governorate, Egypt, as an attempt to solve pollination problems of Barhee date palm cultivar ...
I. Abd El-Rahman   +2 more
doaj   +1 more source

Potential of Bee Pollen as a Nutraceutical And/Or Functional Ingredient for Metabolic Syndrome Management: In Vitro Antioxidant, Anti‐Inflammatory, and Digestive Enzyme Inhibitory Activities

open access: yesFood Chemistry International, EarlyView.
Bee pollen samples from China and Spain exhibited in vitro antioxidant, anti‐inflammatory, and digestive enzyme inhibitory activities due to their composition, suggesting their potential as a nutraceutical or functional ingredient to help counteract oxidative stress, chronic inflammation, and metabolic disorders.
Adriana Maite Fernández‐Fernández   +9 more
wiley   +1 more source

Studies on the effects of salinity and heavy metals on the sporophytic & gametophytic generations of Arabidopsis thaliana (L.) heynh [PDF]

open access: yes, 1994
The aim of this research was to study the effects of Salinity & Heavy Metals on the Sporophyte & Gametophyte generations of Arabidopsis thaliana.
Rind Baloch, Ali Hassan
core  

Associations of Outdoor Air Pollution With Incidence of Cancers Other Than Lung Cancer in a Large US Prospective Cohort

open access: yesInternational Journal of Cancer, EarlyView.
Associations between outdoor air pollution and cancers other than lung cancer remain unclear, particularly in the context of tobacco use. Here, the authors assessed possible links between ambient air pollutant exposure and incidence of 20 non‐lung cancers among adults followed over a 25‐year period in the United States.
W. Ryan Diver   +4 more
wiley   +1 more source

Automatic Pollen Grains Counter

open access: yes, 2019
International audienceThis paper deals with the problem of counting the amount of pollen grains (density of pollen) in a view acquired on a daily basis by a dedicated device. The grains are stuck on a ribbon which is analyzed by a microscope.
Roland Sarda-Esteve   +17 more
core   +1 more source

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