نتایج جستجو برای: plant height 31
تعداد نتایج: 622928 فیلتر نتایج به سال:
Plant height of sunflower is a major agronomic trait affecting crop performance in the field and its adaptation to mechanical harvest. Field experiments were conducted to study the effect of foliar application of paclobutrazol (PBZ) at 12.5 g ai/ha, mepiquat chloride (MPC) at 25.0 g ai/ha and chlormequat chloride (CCC) at 1,500 g ai/ha in single or double applications on sunflower plant mor...
1. We hypothesize that flowering phenology correlates with plant height growth pattern and that the pattern is associated with functional traits including maximum plant height (Hmax), RGR, stem tissue mass density (SD), hollow ratio (proportion of central hollow of stem cross-sectional area) and leafmass per area (LMA) in grassland herbaceous species. 2. We investigated plant height growth traj...
cumin (cuminum cyminum l.) is one of the most important cultivable medicinal plants in iran and today, it is the second most popular spice in the world after black pepper. it is essential to know the relationships between yield and its components in cumin breeding programs. therefore, different multivariate statistical analysis was performed on plant characters in cumin to determine the relatio...
Mutation induction has been accepted as a useful tool in plant breeding programs to provide maximum inheritable variability. In present study, role of three chemical mutagens [Ethyl Methan solfonate (140 mM), Sodium Azide (2 mM) and a combination treatment of Methyl Nitros ourea+ Sodium Azide (30 mM+2 mM)] for creating variability in Tarrom Mahali cultivar have been investigated. The measured...
1 Hudeiba Research Station (ARC), P. O. Box 31, Eddamer, Sudan 2 National Centre for Research, Environment and Natural Resources Research Institute (ENRRI) P. O. Box 6096 Khartoum, Sudan *Corresponding Author’s E-mail: [email protected] The performance of two chickpea in response to three Rhizobium strains was evaluated. The main objective of the work was to study the effect of inoculation ...
Genetic diversity is the basis of breeding studies in many plant species and is one of the most important indicators for selecting parents. The aim of this experiment was to investigate the genetic diversity of tall fescue (Festuca arundinacea) using agronomic traits such as plant height, spring growth score, days to flowering, days to pollination, flag leaf length and width, panicle length, we...
In forestry, it is still common to plant the seedlings of and cultivate Norway spruce (Picea abies L. Karst) at lower altitudes; however, climatic change that has been occurring increases evaporative demands in these areas. As a result, evidently suffers from drought, withers loses its power grow, thus, influencing stem thickness tree-height growth, as well biomass production. Therefore, growth...
In this work the effect of age and location within the stem on pH and buffering capacity of radiata pine sapwood was investigated. Mature and juvenile wood samples from three different heights in the trunk were obtained from 20, 25, and 30 year-old trees. Aqueous wood extracts from the samples were used to determine the pH and buffering capacity of wood. Results show a significant effect of age...
The aim of this study is evaluation the effect of soil, sludge and wastewater on growth characteristics (height, number of leaves and fresh weight) of and plant. For this purpose, 3 sludge treatment, 2 type of soil and 4 levels of irrigation and SPSS 18 were used. The results showed that in all three characteristics of plant growth, increasing height in crop soil is more than the Sejzy soil. In...
The study was conducted with the objective to identify adaptable high biomass, leaf steam ratio and good quality yield of Alfalfa cultivars at Bore Agricultural research center. Eight cultivars; Hunter river, Magna-801-FG, Pioneer (1995) DZF-406, Segule1396 (408), Peruvian DZF (406), F-G-9-09, F-L-L-77-(406) river (4010) were tested in RCBD three replications. Plant height significantly (P 0.05...
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