نتایج جستجو برای: biomass per plant

تعداد نتایج: 853411  

2010

Atmospheric and climatic change can alter plant biomass production and plant community composition. However, we know little about how climate change-induced alterations in biomass production affect plant species composition. To better understand how climate change will alter both individual plant species and community biomass, we manipulated atmospheric [CO2], air temperature, and precipitation...

Journal: :journal of agricultural science and technology 2014
n. meena v. k. mishra d. k. baranwal a. k. singh v. p. rai

the objectives of the present study were to evaluate spring wheat recombinant inbred lines (rils) of diverse origin by estimating genetic parameters viz., variability, character association, cluster analysis, and principal component analysis (pca) for spot blotch resistance and yield components at bhu agricultural research farm during 2010-2011. grain yield per plot was significantly and positi...

2016
Brian M. Ohsowski Kari E. Dunfield John N. Klironomos Miranda M. Hart

Estimating primary productivity over time is challenging for plant ecologists. The most accurate biomass measurements require destructive sampling and weighing. This is often not possible for manipulative studies that involve repeatedmeasures over time, or for studies in protected areas. Estimates of aboveground plant biomass using allometric equations or linear regression on single plant trait...

Journal: :Molecules 2014
Gabriel Paës

Plant biomass is a potential resource of chemicals, new materials and biofuels that could reduce our dependency on fossil carbon, thus decreasing the greenhouse effect. However, due to its chemical and structural complexity, plant biomass is recalcitrant to green biological transformation by enzymes, preventing the establishment of integrated bio-refineries. In order to gain more knowledge in t...

2015
Bang Wang Pengli Cai Wenliang Sun Jingen Li Chaoguang Tian Yanhe Ma

BACKGROUND Crop residue is an abundant, low-cost plant biomass material available worldwide for use in the microbial production of enzymes, biofuels, and valuable chemicals. However, the diverse chemical composition and complex structure of crop residues are more challenging for efficient degradation by microbes than are homogeneous polysaccharides. In this study, the transcriptional responses ...

Journal: :Plant physiology 2001
Y P Cen D H Turpin D B Layzell

Simultaneous measurements of CO(2) (CER) and O(2) (OER) exchange in roots and shoots of vegetative white lupin (Lupinus albus) were used to calculate the flow of reducing power to the synthesis of biomass that was more reduced per unit of carbon than carbohydrate. On a whole-plant basis, the diverted reductant utilization rate (DRUR which is: 4 x [CER + OER]) of shoot tissue was consistently hi...

2017
Sara E. Blumer‐Schuette Jeffrey V. Zurawski Jonathan M. Conway Piyum Khatibi Derrick L. Lewis Quanzi Li Vincent L. Chiang Robert M. Kelly

Recalcitrance of plant biomass is a major barrier for commercially feasible cellulosic biofuel production. Chemical and enzymatic assays have been developed to measure recalcitrance and carbohydrate composition; however, none of these assays can directly report which polysaccharides a candidate microbe will sense during growth on these substrates. Here, we propose using the transcriptomic respo...

2014
Fazal Hadi Sana Ullah Fazal Hussain Ayaz Ahmad Amin Ullah Jan Nasir Ali

Heavy metals in soil, water and air is a great concern. Toxic heavy metals ultimately affect plant, Animals, and through food chain directly influence human life. In present study, the effect of heavy metals (Cu, Zn), Nfertilizers and EDTA on growth and biomass of cannibus sativa plant was evaluated. The Cu and Zn phytoextraction potential of Cannabis sativa plant under various treatments of N-...

Journal: :international journal of advanced biological and biomedical research 2014
mahnaz shirkhodaei mohammad taghi darzi mohammadreza haj seyed hadi

the main objective of this study was to determine the influence of vermicompost and biostimulant on the growth and biomass in the coriander plant height, wet weight of plant ,dry weight of plant and biomass yield. the experiment was carried out as factorial experiment in the base of randomized complete blocks design with eight treatments and three replications at research field of agriculture c...

2009
Solomon Chanyalew Hailu Tefera

Characterization of genetic variability in a population is pertinent as genetic diversity within population and within species determines the extent of improvement achieved through crop improvement 8 methods. One hundred ninety six F recombinant inbred lines (RILs) of tef, developed by single-seed descent method from a cross between two tef varieties DZ-01-196 and DZ-01-2356, were evaluated to ...

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