搜索结果: 1-15 共查到“生物学 yield”相关记录47条 . 查询时间(0.109 秒)
Crops: Mixed cultures for a greater yield
mixed culture increase production ecosystem plant
2021/8/5
What holds true for meadows would seem to apply to arable land, too: mixed cultures are more fruitful than monocultures.
EVALUATION OF RGB-BASED VEGETATION INDICES FROM UAV IMAGERY TO ESTIMATE FORAGE YIELD IN GRASSLAND
RGB vegetation indices unmanned aerial vehicle biomass yield grassland pasture
2018/5/15
Monitoring forage yield throughout the growing season is of key importance to support management decisions on grasslands/pastures. Especially on intensely managed grasslands, where nitrogen fertilizer...
Fine-tuning dosage of mutant genes unleashes long-trapped yield potential in tomato plants（图）
Fine-tuning dosage mutant genes unleashes long-trapped tomato plants
2017/7/20
Breeding in plants and animals typically involves straightforward addition. As beneficial new traits are discovered—like resistance to drought or larger fruits—they are added to existing prized variet...
High Yield of M-Side Electron Transfer in Mutants of Rhodobacter Capsulatus Reaction Centers Lacking the L-Side Bacteriopheophytin
Rhodobacter capsulatus Pheophytins Detergents Spectrum Analysis Oxidation-Reduction Mutation Plasmids Amino Acid Sequence Molecular Sequence Data Histidine
2016/5/24
We present studies on a series of photosynthetic reaction center (RC) mutants created in the background of the Rhodobacter capsulatus D(LL) mutant, in which the D helix of the M subunit has been subst...
Effects of Applied Electric Fields on the Quantum Yields of the Initial Electron-Transfer Steps in Bacterial Photosynthesis.1.Quantum Yield Failure
Applied Electric Fields Quantum Yields Initial Electron-Transfer Steps Bacterial Photosynthesis.1.Quantum
2016/5/23
The effect of an applied electric field has been measured for the quantum yield of formation of the P[sup +]H[sup [minus]], P[sup +]Q[sub A][sup [minus]], and [sup 3]P states of nonoriented Rb. sphaer...
Magnetic Field Dependence of Radical Pair Decay Kinetics and Molecular Triplet Quantum Yield in Quinone-Depleted Reaction Centers
Photosynthesis Reaction center Radical pair decay Magnetic field Picosecond spectroscopy
2016/5/20
Radical-pair decay kinetics and molecular triplet quantum yields at various magnetic fields are reported for quinone-depleted reaction centers from the photosynthetic bacterium Rhodopseudomonassphaero...
Impact of glucogenic additive in transition dairy cow diets of varying ruminal starch degradability on yield and composition of milk and reproductive parameters
cows transition period glucogenic additive propylene glycol
2015/6/23
A two-factorial experiment was carried out on 6 groups (10 animals each) of Polish Black
and White Holstein-Friesian cows in the transition period to determine the effect of glucogenic additive
(G...
Factors affecting ewe’s milk fat and protein content and relationships between milk yield and milk components
sheep milk composition environmental effects correlations lactation curves
2015/6/4
Test-day records of purebred Tsigai, Improved Valachian and Lacaune ewes were used to analyse the effect of environmental factors on milk fat and protein content. There were 121 424 and 121 158 measur...
Genetic Parameters for Milk Yield and Lactation Persistency Using Random Regression Models in Girolando Cattle
Lactation Persistency Legendre’s Polynomials Random Regression Model Cattle
2016/5/19
A total of 32,817 test-day milk yield (TDMY) records of the first lactation of 4,056 Girolando cows daughters of 276 sires, collected from 118 herds between 2000 and 2011 were utilized to estimate the...
Responses to Starch Infusion on Milk Synthesis in Low Yield Lactating Dairy Cows
Metabolic Parameter mRNA Abundance Glucose Tolerance Test Dairy Cows
2016/5/18
The effect of starch infusion on production, metabolic parameters and relative mRNA abundance was investigated in low yield lactating cows from 86 days in milk. Six Holstein cows fitted with permanent...
Genetic Analysis of Milk Yield in First-Lactation Holstein Friesian in Ethiopia: A Lactation Average vs Random Regression Test-Day Model Analysis
Dairy Cattle Genetic Parameters Random Regression Test-Day Model Test-Day Records
2016/5/18
The development of effective genetic evaluations and selection of sires requires accurate estimates of genetic parameters for all economically important traits in the breeding goal. The main objective...
Comparison of Milk Yield and Animal Health in Turkish Farms with Differing Stall Types and Resting Surfaces
Resting Surface Stall Type Milk Yield Cattle Health Problems
2016/5/17
The current study was carried out to determine the influence of different resting surfaces and stall types on milk yield and animal health. Study was carried out in Bursa that is one of the most impor...
COMPARISON OF BIOPHYSICAL AND SATELLITE PREDICTORS FOR WHEAT YIELD FORECASTING IN UKRAINE
Crop yield Forecasting Biophysical parameters Winter wheat
2015/5/6
Winter wheat crop yield forecasting at national, regional and local scales is an extremely important task. This paper aims at assessing the efficiency (in terms of prediction error minimization) of ...
Influence of sodium humate on the yield and quality of green pepper
sodium humate green pepper vitamin C nutrition
2015/1/20
In greenhouse conditions a 3-year small-plot experiment was conducted on loamy Chernozem originating from the humus horizon to investigate the effect of sodium humate application on yield, nitrate con...
Drivers performance in response to sight-limited and multi-threat crash scenarios at mid-block crosswalks: An evaluation of advance yield markings and sign prompts
Pedestrian crossing jam yields factors
2014/12/11
Mid-block crosswalks present a challenging detection task when drivers are not familiar with the area, crosswalks are at locations with high traffic volume, or the visibility of the approaching crossw...