background & aim: german chamomile is one of the most important medicinal plants. so, assessment of genetic diversity and relationship among the traits are very essential in chamomile breeding programs. determination of the best indirect selection criteria for genetic improvement of essence percent and dry flower yield of german chamomile (matricaria chamomilla l.) populations was investiga...

To comply with government’s environmental policies and to satisfy the requests of the consumers, recycling of waste paper is essential for reducing the consumption of virgin fibers in pulp and paper industry. However, the poor optical properties of recycled fibers restrict their use in value-added papers. Enzymes, such as lipase and laccase, represent an interesting alternative. The detachment ...

apricot belongs to the rosaceae family and is considered as an economically important fruit among others. irregular bearing is a shortcoming in apricot production which is partly due to its limited ecological adaptation. the aim of this study was to investigate the effects of temperature prior to flowering stage on some characteristics as related to flowering organs. in two consecutive years, s...

Detachment rhythms of immature Karoo paralysis ticks (Ixodes rubicundus) from their natural host, the rock elephant shrew (Elephantulus myurus), were investigated under laboratory and natural conditions. Larvae and nymphs detach mainly during the day. Peak detachment always occurred after the commencement of artificial as well as natural light cycles. The detachment of larvae appears to be more...