搜索结果: 1-15 共查到“农学 K retention”相关记录56条 . 查询时间(0.23 秒)
Trade-Offs and Synergies between Plant Species Diversity and Water Retention Capacity of Pinus massoniana Plantation Community in Danjiangkou Reservoir Area
Pinus massoniana plantation plant species diversity trade-off synergistic ecosystem service Danjiangkou reservoir area
2023/11/22
In order to quantify the plant species diversity characteristics of Pinus massoniana plantations with different stand densities in the Danjiangkou reservoir area of Hubei Province and the relationship...
Effect of the Source and Level of Carotenoids in Diets on Their Retention in Eggs
hen lutein zeaxanthin yolk Chlorella Mexican marigold
2018/3/5
The lutein and zeaxanthin deposition in egg yolks of hens was evaluated. The effects of various levels of extracts
from Mexican marigold flowers in hen diets were compared in Experiments 1 (from 0 to...
Effects of dietary onion (Allium cepa) extract supplementation on performance, apparent total tract retention of nutrients, blood profile and meat quality of broiler chicks
Onion Extract Broiler Growth Performance Blood Profiles Meat Quality
2017/3/9
This study was conducted to investigate the effect of dietary onion (Allium cepa) extract (OE) supplementation on growth performance, apparent total tract retention (ATTR), blood profile, carcass char...
Effects of Microbial Inoculants on the Fermentation, Nutrient Retention, and Aerobic Stability of Barley Silage
Aerobic Stability Barley Silage Fermentation Inoculant
2016/4/22
Fermentation characteristics, nutrient retention and aerobic stability of barley silages prepared using 6 commercial inoculants were evaluated using 126 mini-silos (3-L) in a completely randomized des...
Response of directly seeded high-value timber species to microorganisms,fertiliser and a water retention polymer:implications for reforestation of agricultural lands in Southeast Asia
forestry mycorrhizal fungi rehabilitation root nodule bacteria Rose woods
2016/4/6
High-value native timber species are being promoted in reforestation in Southeast Asia. However, slow growth during early establishment, coupled with poor soil fertility, poses challenges for promotin...
Retention of carotenoids in egg yolks of laying hens supplemented with heterotrophic Chlorella
lutein zeaxanthin enriched eggs Chlorella algae layers
2015/6/24
The present study investigated the effect of 1 and 2% feed supplementation with biomass of Chlorella grown through heterotrophic fermentation on the concentration of total and individual carotenoids i...
Effect of microbial phytase on apparent digestibility and retention of phosphorus and nitrogen in growing pigs
phytase phosphorus nitrogen digestibility retention pigs
2015/6/2
Six female pigs of approximately 50 kg BW, fitted with simple T-cannula in the terminal ileum, were used to study the effect of microbial phytase on apparent total tract digestibility and retention of...
Efficacy of New 6-Phytase from Buttiauxella spp. on Growth Performance and Nutrient Retention in Broiler Chickens Fed Corn Soybean Meal-based Diets
Amino Acid Broiler Growth Performance Phosphorus Phytase
2016/5/19
A total of 420 day-old male Ross chicks were weighed at d 1 of life and assigned to test diets to assess the efficacy of a new Buttiauxella spp. phytase expressed in Trichoderma reesei. Diets were: po...
Computation method of the drainage retention capacity of soil layers with a subsurface pipe drainage system
agricultural areas groundwater reservoir hydrological extremes unsteady-state groundwater conditions
2015/3/13
Methodological procedure for determining the drainage retention capacity (DRC) of surface layers under conditions of unsteady-state groundwater flow was demonstrated. DRC of the drainage system can be...
Model trial investigating retention in selected tissues using broiler chicken fed cadmium and humic acid
cadmium chloride liver kidney leg muscle transfer factor biochemical profile
2015/3/13
Forty randomly selected chickens were allocated into four groups: K, HA, Cd and Cd + HA. After a 5-day adaptation period, the experiment was initiated. Group K was fed a diet without supplements. Grou...
Effect of age upon retention of mercury in chickens with a different growth rate
poultry deposition of mercury allometry of growth
2015/3/13
Retention of total mercury was examined in groups of 95 slowly-growing laying type chickens and 52 fast-growing broiler hybrids in 47 subsequent balance periods from 1 to 100 days of age. Chickens wer...
Retention characteristics of acetochlor in soils collected from different depths in relation to soil properties (Žitny ostrov area, SW Slovakia)
chloroacetanilide herbicide desorption leaching potential sorption
2015/3/10
Determination of the sorption-desorption of herbicides within soil profile is one of the first steps in predicting their leaching potential. Batch experiments were performed to evaluate the influence ...
Retention Curves of Soil from the Liz Experimental Catchment Obtained by three Methods
retention curve hydraulic properties numerical experiment
2015/3/1
The retention curves were measured in the soil from the Liz experimental catchment (Šumava). The
sand table and pressure extractor methods were used to obtain a 13-point retention curve for und...
Retention of cadmium in the tissues of broiler chicks by dietary supplemental microbial phytase
kidney phytase performance
2015/1/27
The objective of this study was to investigate the effect of Ca : total(t) P ratio, vitamin C and microbial phytase on broiler performance and cadmium retention of broiler. In experiment, 288 day-old ...
Effects of humine compounds on iodine utilisation and retention and on the function of the thyroid gland
triiodothyronine thyroxine urine faeces
2015/1/20
Effects of sodium humate (HuNa), containing 61.9% of humic acids in dry matter, on utilisation and retention of dietary iodine were investigated in balance experiments carried out in pigs. A control g...