نتایج جستجو برای: three stages of phenological growth dormancy
تعداد نتایج: 21286065 فیلتر نتایج به سال:
Climate change is expected to increase temperature and decrease summer precipitation in Central Europe. Little is known about how warming and drought will affect phenological patterns of oaks, which are considered to possess excellent adaptability to these climatic changes. Here, we investigated bud burst and intra-annual shoot growth of Quercus robur, Q. petraea and Q. pubescens grown on two d...
Background & Aim: Strawberry (Fragaria vesca L.) is a plant belonging to the Rosaceae family with medicinal properties, including antioxidant activity. The present study aimed at investigating the antioxidant properties of strawberry. Experimental method: To examine the antioxidant effect, fruit extracts at two phonological stages of growth (ripe and unripe strawberry) were prepared. ...
The mechanism of dormancy and dormancy release in lily (Lilium spp.) bulbs is still incomplete and ambiguous. Based on a summary of dormancy characteristics, we review the effects of low temperature on dormancy release. This paper highlights the metabolic changes in carbohydrates, endogenous hormones, free amino acids and phenols during low temperature storage, and the key stages in dormancy re...
The MADS-box transcription factors play essential roles in various processes of plant growth and development. In the present study, phylogenetic analysis of 142 apple MADS-box proteins with that of other dicotyledonous species identified six putative Dormancy-Associated MADS-box (DAM) and four putative Flowering Locus C-like (FLC-like) proteins. In order to study the expression of apple MADS-bo...
This research was carried out to determine nutritive value of Medicago polymorpha and Malva parviflora in various growth stages. The study was conducted at three rangelands during December 2013 to May 2014. The samples of plants were randomly taken in three stages including vegetative growth, flowering and maturity (seed production). Samples of each stage and place were analyzed for DM, CP, EE,...
For determination of grazing capacity, information of forage quality is essential which is influenced by various factors. The main objective of this research was investigation on effects of species, phenological stages, and life form on values of forage quality indices of six range species. Species were two grasses (Bromus tomentellus and Dactylis glomerata), two forbs (Ferula ovina and Coronil...
Phenological changes within a growth season were investigated in two grazed, seminatural grasslands in southern Sweden. On four occasions during the growth season, two independent observers recorded plant frequency and percentage cover. The vegetation data sets were analysed with ordination methods. The temporal changes were highly significant, but accounted for only a small part of the total v...
Albedo is a key component of the atmospheric, climatologic and remote sensing studies by means global warming, energy balance, evapotranspiration, climate models, hydrological cycle etc. For these reasons, accurate determination surface albedo has become more important. In this study, variation measured values winter wheat, barley sunflower cultivars according to phenological stages was investi...
With the available genomic sequence and other experimental attributes, poplar has emerged as a leading candidate to study traits specific to woody perennial plants. Genomic and molecular knowledge gained from studies related to flowering, stem development, tree architecture, phenology and dormancy can be extended readily to woody species in forestry and horticulture. As an example of the value ...
Range species forages have different quality and feeding value in different site and times. Therefore research carried out to Investigate of Plantago Coronopus Forage Quality at different phenological Growth Stages in Five Habitats of Golestan Province (Goomishan, soofikam, Sangar Tappeh, Inchehbroon and chaparghoymeh). Samples were collected from two phonological stages (vegetative and seed r...
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