Results 131 to 140 of about 177,095 (317)

Assessment of the correlation between grain yield and its components in spring barley on an acidic soil [PDF]

open access: yesActa Agriculturae Serbica, 2019
A field trial was conducted in 2016-2017 to determine the effect of different rates of mineral fertilisers, especially phosphorus, and lime on grain yield, yield components and their correlation in the spring barley cultivars 'Dunavac' and 'Novosadski ...
Madić Milomirka   +6 more
doaj  

Interstellar Depletion onto Very Small Dust Grains

open access: yes, 2008
We consider the depletion of elements from the interstellar gas onto a population of very small dust grains. Adopting a grain model in which ¸ 4% of the cosmic C abundance is in grains with radii 10 A, we find that the rate of accretion onto these ...
Joseph Weingartner
core  

Heliotropic dust rings for Earth climate engineering

open access: yes, 2013
This paper examines the concept of a Sun-pointing elliptical Earth ring comprised of dust grains to offset global warming. A new family of non-Keplerian periodic orbits, under the effects of solar radiation pressure and the Earth's J(2) oblateness ...
Lücking, C.   +12 more
core   +1 more source

Understanding the Stochastic Nature of Process Parameter Development of Blown Powder Laser Beam Directed Energy Deposition Additive Manufacturing of Pure Molybdenum

open access: yesAdvanced Engineering Materials, EarlyView.
Identified through the use of statistical design of experiments and metallographic investigation, this study exposes the stochastic origins of intergranular cracks in blown powder laser beam directed energy deposition additive manufacturing of pure molybdenum. It further demonstrates a successful crack mitigation approach with direct correlation to the
Nathaniel J. Lies   +2 more
wiley   +1 more source

Genome‐wide association studies on resistance to powdery mildew in cultivated emmer wheat

open access: yesThe Plant Genome
Powdery mildew, caused by the fungal pathogen Blumeria graminis (DC.) E. O. Speer f. sp. tritici Em. Marchal (Bgt), is a constant threat to global wheat (Triticum aestivum L.) production.
Dhondup Lhamo   +7 more
doaj   +1 more source

EC238 Feeding Small Grains to Live Stock

open access: yes, 1935
Extension Circular 238 discusses feeding small grains to live ...
Derrick, W. W.   +2 more
core  

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Effect of maturity at harvest of small-grain grasses on the nutritional composition of forage and ration formulation

open access: yesJournal of Dairy Science
: We hypothesized that, relative to harvesting small-grain grasses at the soft dough stage (SFT) of maturity, harvesting small-grain grasses at the boot stage (BT) of maturity would result in less expensive dairy rations when commodity prices are high ...
G. Ferreira   +7 more
doaj   +1 more source

Microstructure Evolution of a VMnFeCoNi High‐Entropy Alloy After Synthesis, Swaging, and Annealing

open access: yesAdvanced Engineering Materials, EarlyView.
The synthesis and processing (rotary swaging and annealing) of the novel VMnFeCoNi alloy is investigated, alongside the estimation of the grain size effect on hardness. Analysis of a wide grain size range of recrystallized microstructures (12–210 µm) reveals a low annealing twin density.
Aditya Srinivasan Tirunilai   +6 more
wiley   +1 more source

Fertilizing Small Grains in Arizona

open access: yes, 2006
6 pp.Guidelines for nitrogen fertilization of small grains are presented using crop need, calendar dates, or tissue testing. Relationship between grain protein and nitrogen fertilization is presented.
Thompson, Tom, Ottman, Michael
core  

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