نتایج جستجو برای: breeding or propagation programs and commercial orchards establishment
تعداد نتایج: 17067577 فیلتر نتایج به سال:
In New York State, a large number of both native and introduced insect and mite species attack apples grown in commercial apple orchards. Control of this pest complex is particularly challenging, because unlike the more arid apple production regions on the West Coast, apple orchards in N.Y. are commonly in close proximity to semi-wooded areas having an abundance of wild apple and hawthorn speci...
Native tomato landrace varieties (Solanum lycopersicum L.) are sources of high genetic diversity and adaptable to local environmental conditions. The in vitro propagation system can be used as a tool produce disease-free, high-quality material preserve the unique characteristics commercial Greek varieties, such variety Areti traditional Makedonia, both exceptional quality economic importance. T...
Significance to Industry: Magnolia (M. liliiflora ‘Nigra’× M. stellata ‘Rosea’) ‘Ann’ (NA 28344; PI 326570) is a member of the ‘Little Girl’ series of magnolias that have become widely popular. Magnolia ‘Ann’ is characterized by a desirable combination of traits including prolific and remontant flowering and a shrubby form. Due to difficulties in propagating magnolias from cuttings or grafting,...
pomegranate (punica granatum l. that one punicaceae) is one of the important economical and commercial horticultural plants cultivated in arid and semiarid parts of iran. also, due to the long history of pomegranate cultivation in iran, genotypes from different regions with obvious similarities in appearance but with different names can be observed. thus, the precise discrimination between .gen...
the concepts of similarity and dissimilarity have been the interest of many researchers. basically, in the studies the similarity between two objects or phenomena, has been discussed. in this thesis, we consider the case when the resemblance or similarity among three objects or phenomena of a set, 3-similarity in our terminology, is desired. later we will extend our definitions and propos...
the purpose of the present study is to find out whether bilinguals of khuzestan-arab origin or monolinguals of iranian origin code-switch during learning or speaking english and which group is more susceptible to code-switch. to this end, the students of 24 classes from high schools and pre- university centers were screened out, and interviewed and their voices and code-switchings were recorded...
the present study reports an analysis of response articles in four different disciplines in the social sciences, i.e., linguistics, english for specific purposes (esp), accounting, and psychology. the study has three phases: micro analysis, macro analysis, and e-mail interview. the results of the micro analysis indicate that a three-level linguistic pattern is used by the writers in order to cr...
selection of superior chance seedling genotypes is an important task in pear breeding programs. this research was carried out in order to explore and evaluate some of european pear (pyrus communis l.) chance seedling genotypes that are primarily used as rootstock for the asian pear (pyrus serotina rehd.) in tarbiat modares university (tmu) asian pear collection orchard. after four years visual ...
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