搜索结果: 1-15 共查到“知识库 农学 Morphology”相关记录79条 . 查询时间(0.08 秒)
A systems genetics approach to deciphering the effect of dosage variation on leaf morphology in Populus
Populus leaf morphology plant genomes gene dosage morphological
2023/12/6
Gene copy number variation is frequent in plant genomes of various species, but the impact of such gene dosage variation on morphological traits is poorly understood. We used a large population of Pop...
Studies on genome size estimation, chromosome number, gametophyte development and plant morphology of salt-tolerant halophyte Suaeda salsa
Soil salinization Suaeda salsa Gametophyte Chromosome Genome
2024/2/5
Soil salinization and alkalization are among the major agricultural threats that affect crop productivity worldwide, which are increasing day by day with an alarming rate. In recent years, several hal...
The effect of biochar amendment on the growth, morphology and physiology of Quercus castaneifolia seedlings under water-deficit stress
Biomass Chestnut-leaved oak Water deficit Photosynthesis Xylem water potential
2024/2/28
Water stress is one of the most important environmental stresses which can adversely affect soil fertility and plant growth in arid and semiarid regions. In this study, biochar was used as a type of s...
Variability in leaf and crown morphology correlated with light availability in five natural populations of Quercus castaneifolia C.A. Mey
plasticity Hyrcanian forest controlled conditions leaf mass leaf area leaf area ratio
2018/3/6
In this study, we investigate seedlings of Quercus castaneifolia C.A. Mey, from five different provenances for the research
on leaf and crown morphological variations in relation to a light gradient ...
Dietary chitosan-Cu chelate affects growth performance and small intestinal morphology and apoptosis in weaned piglets
CS-Cu villus morphology daily gain diarrhea incidence ileal epithelial cell antioxidant enzymes
2017/2/21
The effects of dietary chitosan-copper chelate (CS-Cu) on growth performance, diarrhea, intestinal morphology and epithelial cell apoptosis in weaned piglets was investigated. One hundred and sixty Du...
Effects of Ecklonia cava as fucoidan-rich algae on growth performance,nutrient digestibility,intestinal morphology and caecal microflora in weanling pigs
Weanling Pigs Ecklonia cava Performance Gut Microbiota Gut Morphology
2017/3/7
In the present study, role of increasing levels of Ecklonia cava (seaweed) supplementation in diets was investigated on growth performance, coefficient of total tract apparent digestibility (CTTAD) of...
Lead induced alterations in rabbit spermatozoa motility and morphology in vitro
reproductive toxicity rabbit Pb temperature sperm motility morphological abnormality
2016/11/11
The aim of this in vitro study was to determine the effect of lead chloride (PbCl2) on rabbit spermatozoa motility and morphology. Lead concentrations in the medium ranged between 0.45 and 11.17 μg/ml...
Sperm morphology, ultrastructure, and motility in pikeperch Sander lucioperca (Percidae, Teleostei) associated with various activation media
spermatozoa motility spermatozoa velocity calcium
2015/7/3
Spermatozoa morphology, ultrastructure, and spermatozoa motility traits were studied in pikeperch (Sander lucioperca) after activation in various media (AM 1 ?45mM NaCl, 5mM KCl, 20mM Tris, pH 8.5; AM...
Effect of extruded full-fat soybeans on performance, amino acids digestibility, trypsin activity, and intestinal morphology in broilers
trypsin inhibitor growth villi crypt
2015/6/24
The influence of different levels of extruded full-fat soybean (EFFSB) in the diet on growth performance, apparent ileal amino acids digestibility (AIAAD), intestinal morphology, and trypsin activity ...
Effects of avilamycin and essential oils on mRNA expression of apoptotic and inflammatory markers and gut morphology of piglets
piglets essential oils avilamycin gene expression gut morphology
2015/6/5
In this study 120 piglets were allotted to 3 dietary treatments, negative control group, one group receiving a blend of essential oils (EO) derived from oregano, anise and citrus peels (40 mg/kg diet)...
Relationships between external and internal udder measurements and the linear scores for udder morphology traits in dairy sheep
Tsigai Improved Walachian Lacaune ewe mammary gland cistern
2015/6/2
Udder morphology traits were measured and subjectively assessed by the use of linear scores in 266 ewes of Tsigai (T), Improved Walachian (IW) and Lacaune (LC) dairy breeds. Animals were recorded repe...
Effect of Bacillus amyloliquefaciens-based Direct-fed Microbial on Performance, Nutrient Utilization, Intestinal Morphology and Cecal Microflora in Broiler Chickens
Intestinal Morphology Nutrient Utilization Performance
2016/5/17
The present study was conducted to evaluate the effect of the dietary supplementation of Bacillus amyloliquefaciens-based direct-fed microbial (DFM) on growth performance, nutrient utilization, intest...
Corpus luteum development and its morphology after aspiration of a preovulatory follicle is related to size and steroid content of the follicle in dairy cows
post-partum period ultrasound fertility progesterone oestradiol follicle fluid
2015/4/17
Secretion of adequate levels of progesterone from a proper corpus luteum (CL), which develops out of the cells of a healthy preovulatory follicle, is a key-factor for establishment of a pregnancy. The...
The morphology of the arteries originating from the arcus aorta and the branches of these arteries in mole-rats (Spalax leucodon)
arteries aortic arch mole-rats (Spalax leucodon)
2015/4/16
In this study, the aim was to investigate the anatomy of the aortic arch arteries in mole-rats (Spalax leucodon). Six adult mole-rats were used for this purpose. Coloured latex was injected into the l...
The morphology of porcine oocytes is associated with zona pellucida glycoprotein 3 and integrin beta 2 protein levels--
pig oocyte morphology
2015/4/8
The morphology and quality of oocytes is set during oo- and folliculo-genesis, and is completed during final maturation. Early embryonic development is associated with the morphology of the cumulus-oo...