搜索结果: 1-15 共查到“农业基础学科 laser”相关记录16条 . 查询时间(0.14 秒)
Laser mapping project shows effects of physical changes in Antarctica's Dry Valleys（图）
Laser mapping project physical changes Antarctica Dry Valleys
2017/9/4
Researchers funded by the National Science Foundation (NSF) have publicly released high-resolution maps of Antarctica's McMurdo Dry Valleys, a globally unique polar desert.The high-resolution maps cov...
EFFECTS OF PRE-SOWING ALFALFA SEED STIMULATION USING LASER IRRADIATION IN THE SOWING YEAR AND FULL PERFORMANCE YEARS
alfalfa cultivars laser irradiation cuts yields
2009/3/31
The field experiment which involved the alfalfa seed laser bio-stimulation (M. sativa: ‘Legend’ and M. madia: ‘Radius’) was performed over 2002-2004 by means of randomized blocks. The divergent laser ...
Concentration of free radicals in faba bean seeds after the pre-sowing treatment of the seeds with laser light
laser bio-stimulation of seeds faba bean free radicals Electron Paramagnetic Resonance
2008/11/26
Science and Plant Cultivation in Puławy, the Agricultural University and University of Maria Curie-Skłodowska in Lublin. The first row factor were three morphologically differentiated white ...
Electron paramagnetic resonance (EPR) investigations of laser induced free radicals in spring wheat grains
wheat grain laser electron paramagnetic resonance
2008/11/26
Electron paramagnetic resonance (EPR) spectroscopy was applied to the studies on free radicals in wheat grains. The stable free radicals normally present in cereal grains can be detected by EPR measu...
Influence of laser beams combined with chemomutagen (MNU) on the variability of traits and mutation frequency in spring barley
combined treatment barley biostimulation mutation laser N-methyl-N-nitrosourea
2008/11/24
Laser light as a pure ecological factor started to be used as a plant biostimulator. It is especially important in the case of short exposures to laser light. However, prolongation of irradiation indu...
Effect of laser irradiation on the biochemical changes in seedsand the accumulation of dry matter in the faba bean
faba bean enzymes activity laser light biostimulation yield
2008/11/21
The experiment was conducted in the greenhouse of the Institute of Soil Science and Plant Cultivation in Puławy. The aim of the studies was the evaluation of some biochemical and physiological ch...
Effect of laser radiation on spring wheat genotypes
wheat grain laser coleoptile germination energy germination capacity
2008/11/21
The objective of the study was to determine the effect of different doses of laser radiation on spring wheat grain in early phases of growing. The analysed objects were control seeds and wheat seeds t...
Effect of the laser exposure of seeds on the yield and chemical composition of sugar beet roots
laser biostimulation yielding of sugar beet roots chemical composition of sugar beet roots
2008/11/19
The purpose of the research was to characterize the effect of the pre-sowing laser biostimula-tion of sugar beet seeds on the biometric features, yielding and chemical composition of sugar beet roots....
Germination capacity and health status of alfalfa seeds after laser treatment
laser treatment alfalfa germination
2008/11/18
Laboratory studies on the germination of alfalfa seed (American variety 慙egend? were carried out completely randomly in four replications in 2002. The factors studied were as follows: 1) irradiation w...
Germination capacity and health status of hybrid alfalfa seeds after laser treatment
laser treatment hybrid alfalfa germination
2008/11/18
Laboratory examinations of the germination of the Polish hybrid alfalfa var. Radius were conducted completely randomly with four replications in 2002. The following factors were taken into considerati...
Germination capacity and the health status of red clover seeds following laser treatment**
laser treatment red clover germination
2008/11/18
Laboratory experiments on the germination of tetraploid red clover seeds (var. Bona) were carried out completely randomly in four replications. The number of seeds germinating normally and abnormally,...
Influence of laser beams on the variability of traitsin spring barley
barley chlorophyll mutants laser mutants mutations variability yield structure
2008/11/18
Laser is one of the sources for inducing a biostimulation effect and genetic changes in higher plants. Lower doses of laser activate plants, resulting in increasing bioenergetical potential of the ce...
Influence of laser light on leaf area and parameters of photosynthetic activity in DH lines of spring barley (Hordeum vulgare L.)
laser light blade area photosynthetic activity barley
2008/11/18
The initial material for performed studies was constituted by hull and hull-less DH lines of spring barley (Hordeum vulgare L.). The kernels were irradiated with helium-neon laser (He-Ne) in red light...
Influence of presowing laser radiation on spring wheat characters
wheat laser plant yield plant characters
2008/11/14
The objective of the research was to determine the effect of two methods (D and R) and 6 doses of laser treatment on 10 genotypes of spring wheat in the conditions of 2-factor field experiment. The me...
Morphological changes and yield of selected species of leguminous plants under the influence of seed treatment with laser light
laser beam leguminous plants emergence yield
2008/11/13
Field and pot experiments were carried out between 1998 and 2000. The factors of the 1st order were faba bean and white lupine varieties, and the factors of the 2nd order were doses of laser irradiat...