نتایج جستجو برای: were under their protection
تعداد نتایج: 5511529 فیلتر نتایج به سال:
Frost is one of the sources of risk in agriculture which threatens the orchardists' performance and their security of products. The protection of cold-sensitive species of fruits against frost damage is an annual challenge in many growing regions of the world. Frost protection managerial behavior is the the first way to avoid or reduce the effects of frost damage to walnut trees. Application of...
abstract the aim of this study is to determine the level of people’s awareness and willingness towards the protection of persian wild ass (equus hemionus onager), to recommend solutions that can improve management and conservation of this species. in this descriptive-analytical study, 660 people from fars province were chosen via the clustered method. a questionnaire comprising items about the ...
Short-term changes (5 years) in canopy cover, species composition and forage production were studied under protection from grazing and grazed condition in 19 range sites in Fereydan region, Isfahan province. In this study, density, canopy cover and forage production data were obtained from quadrates inside and outside exclosures in the spring of 1983. These parameters were studied again in 1988...
abstract cooperative learning refers to small groups of learners working together as a team to solve a problem, complete a task, or accomplish a common goal. in a cooperative environment one’s success is directly related to the success of other members because the focus on the individual shifts towards the group. to test the effectiveness of the method, using jigsaw technique, a study was cond...
the track stiffness experienced by a train will vary along the track. sometimes the stiffness variation may be very large within a short distance. one example is when an unsupported sleeper is hanging in the rail. track stiffness is then, locally at that sleeper, very low. at insulated joints the bending stiffness of the rail has a discontinuity implying a discontinuity also of the track stiffn...
unlike patent, there are not clear legal rules to protect know how in iranian law, then intellectual property law theories require to afford protection to know haw and its owner. the protection rules may be provided under contractual bases or under law. approaches of legal systems towards the terms and rules of the protection are different. in iranian legal system some protection rules are foun...
intellectual property law is premised traditionally on the protection of inventions (patent), literary and artistic property (copyright), and signs (trade mark); and sui generis rights, such as design law, stand outside this framework and are constantly questioned and re-shaped the fashion industry is an intellectual property (ip) intensive industry, continually generating and commercially expl...
Short-term changes (5 years) in canopy cover, species composition and forage production were studied under protection from grazing and grazed condition in 19 range sites in Fereydan region, Isfahan province. In this study, density, canopy cover and forage production data were obtained from quadrates inside and outside exclosures in the spring of 1983. These parameters were studied again in 1988...
background : one of the best ways to control the malaria disease and to be protected human against anopheles mosquito biting is the use of repellents. throughout repellents, herbal ones may be an appropriate and safe source for protection. methods : chemical constituents of achillea vermiculata and satoreja hortensis were determined by using gas chromatography-mass spectrometry. efficacy and t...
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