نتایج جستجو برای: grains per spike
تعداد نتایج: 483117 فیلتر نتایج به سال:
Background: Wheat (Triticum aestivum L.) is the most important cereal crop throughout India and other parts of world. In late sowing conditions variety selection, seed rate row spacing an factor for a better yield. Higher narrow are used in as compared to normal conditions. Methods: The present field experiment was conducted at Students Research Farm, Khalsa College, Amritsar, Punjab, during ra...
Abstract The aim of the research is to study effect stages spraying nano-microelements on some yield characteristics and economic feasibility wheat varieties. Soil with a mixture clay texture using split plank design random complete sectors (R.C.B.D) cultivars coded (Abu Ragheef V1, Baghdad V2, Babil V3, Aba 99 V4) occupied main panels, while (tillering stage S1, booting S2, flowering S3) secon...
this experiment was conducted using a randomized complete block design with three replications with 10 barley cultivars in dryland research station of northern khorasan (shirvan) in 2004-2005 growing season. results indicated that there was significant differences among the lines in terms of the stand percentage, days to emergence, days to heading, days to maturity, plant height, number of ...
This paper describes early experiments, which attempt to reconfigure the sound of a breath using a network of artificial spiking cortical neurons. The connectivity of the network evolves according to a spike timing dependent plasticity algorithm and the instrument triggers grains of sound from recordings of the breath when any of the neurons fire.
The flag leaf has been traditionally considered as the main contributor to grain nitrogen. However, during the reproductive stage, other organs besides the flag leaf may supply nitrogen to developing grains. Therefore, the contribution of the ear and other organs to the nitrogen supplied to the growing grains remains unclear. It is important to develop phenotypic tools to assess the relative co...
Wheat yield is largely determined during the period prior to flowering, when the final numbers of fertile florets and grains per spike are established. The aim of this study was to assess the dynamics of floret primordia development in winter wheat in response to pre-anthesis application of a synthetic cytokinin, 6-benzylaminopurine (6-BA). We conducted an experiment in which two foliar spray t...
To evaluate the effects of row spacing and plant density on yield and yield components of sweet corn, variety KSC403, an experiment was conducted in Research Farm of Isfahan University of Technology, Isfahan, Iran, in 2007, as randomized complete block design with a split-plot layout and three replications. The main plots were allocated to two row spacing (60 and 75 cm) and the sub-plots accomm...
introduction: biofertilizers have been identified as alternative to chemical fertilizers to increase soil fertility and crop production in sustainable farming systems. one of the most useful kind of biofertilizers include plant growth promoting rhizobacteria (pgpr). azospirillum is an associative rhizobacteria which can be very useful for plants such as wheat. it can help plant by fixing nitrog...
due to extent of zinc (zn) deficiency in soils of iran and its deficiency in human diet, this study investigated the effect of zn sulfate foliar applications (non-foliar application, 0.5 g/l at stem elongation stage, 0.5 g/l at stem elongation and grain filling stages, 0.5 g/l at stem elongation and 2 g/l at grain filling stages) on yield and its components (farm sector) and influence of grain ...
According to urgent need of corn to nitrogen and since this element play a main role in improving of yield corn, thus, in order to investigate the effect of different levels of urea on yield and yield components of corn 704, an experiment was conducted randomized block with three replications in cropping year of 2012. Experimental treatments included six levels of urea (0, 30, 60, 90, 120 and 1...
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