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Age, Growth and Reproduction of Two Species of Scad, Decapterus macrosoma and D. acarellus in the Waters off Southern Kyushu
gonad histology maturity age otolith spawning period
2010/10/25
Growth and reproductive characteristics of shortfin scad Decapterus macrosoma and mackerel scad D. macarellus collected in the waters off southern Kyushu were determined based on otolith readings and ...
Feeding systems costs for rearing beef heifers bred at 18 months of age
rearing heifers 18-months-old breeding feeding systems production cost
2010/8/31
Age at first breeding of heifers is related with economic efficiency of cattle production. The determination of feeding systems for rearing heifers is essential to reach high pregnancy rates. The aim ...
Comparison of Changes in Organic Matter Dynamics due to Stand Age between Artificial Japanese Cedar (Cryptomeria japonica D. Don) Forests and Japanese Cypress (Chamaecyparis obtusa Sieb. et Zucc.) Forests
artificial Japanese cedar forest artificial Japanese cypress forest carbon mineralization rates of the litter organic matter dynamics stand age
2009/8/28
The purpose of this study was to clarify the effects of tree species on organic matter dynamics according to stand age in Kanto region of Japan. We investigated forest floor cover percentages, amounts...
Age-related Changes in Stand Volume Growth of Cryptomeria japonica Plantations in Akita District,Northeastern Japan
mean annual net increment mean annual gross increment old-aged plantation of Cryptomeria japonica site productivity stand form factor
2009/8/24
We analyzed long-term monitoring data on old-aged plantations of sugi (Cryptomeria japonica) in Akita District to examine age-related changes in stand volume growth. Mean annual net volume increment i...
Effects of Age of Seed Corm on the Growth and Yield of Konjak Plants
Seed Corm Growth Yield Konjak Plants
2009/8/6
Effects of Age of Seed Corm on the Growth and Yield of Konjak Plants.
Variation of the Dark Respiration Rate of Tissues and Organs of Rice (Oryza sativa L.) with Differential Physiological Age and Causal Factors
Age Dark respiration Michaelis-Menten equation Nitrogen Carbohydrate Respiration
2009/7/31
Variation of the specific rate of dark respiration (mgCO2 g dry wt. -1h-1 measured at 29°C, Rs) with the age of the tissues and organs of rice cv. Suweon 258 and Nona Bokra, grown in the favorable fie...
Effects of Age and Gonadal Steroids on the Localization of T Cell Subsets in the Epididymis of Male Chickens, Gallus domesticus
age epididymis gonadal steroids rooster T cells
2009/7/31
The aim of this study was to examine the effects of age and gonadal steroids on the localization of T cell subsets in the epididymis of roosters in order to determine the factors affecting their popul...
Winter-depression of Photosynthesis in Tea Plants with Special Reference to Cultivar and Leaf Age
Cold-resistance Cultivar Leaf age Low temperature stress Overwintering leaves
2009/7/30
Winter-depression of photosynthesis in overwintering leaves of tea (Camellia sinensis (L.) O. Kuntze) plants was investigated with special reference to cultivar and leaf age. Photosynthetic activity o...
Lysine Requirement of Fast Growing Chickens—Effects of Age,Sex,Level of Protein Deposition and Dietary Lysine Efficiency
age growing chicken lysine requirement modelling
2009/7/30
N-balance studies were carried out to assess the lysine requirement of fast growing chickens (Cobb 500) at different sex and age depending on crude protein deposition and efficiency of dietary lysine ...
Expression of P450arom,AMH and ERα mRNA in Gonads of Turkey,Duck and Goose within One Week of Age
AMH duck gonad goose P450arom mRNA turkey
2009/7/30
Although many studies have shown that P450aromatase (P450arom), anti-Müllerian hormone (AMH) and estrogen receptor α (ERα) play pivotal roles in sexual differentiation of the gonads during early e...
Effect of Breed, Heterosis and Sex on Body Weight, and Glutathione Peroxidase Activities in Red Blood Cell Haemolysate and Blood Plasma at the Age of Sexual Maturity in Chickens
body weight breed glutathione peroxidase heteroxidase sex
2009/7/30
The purpose of the present study was to collect information about the possible genetic background of glutathione peroxidase (GSHPx) activity in four pure breeds and their crosses of chickens, and its ...
Comparison of Different Ideal Amino Acid Ratios in Male and Female Broiler Chickens of 21 to 42 Days of Age
amino acid profile broiler ideal protein
2009/7/29
An amino acid bioassay was carried out to compare responses of male and female broiler chicks to different ideal amino acid (AA) ratios from 21 to 42d of age. The ideal ratios were used to calculate A...
Characteristics of Rooting and Leaf Emergence Rate, Early Growth and Heading Date of Rice Seedlings with Different Plant Age in Leaf Number
Early growth Heading date Leaf emergence rate Rice plant Rooting Seedling age in leaf number
2009/7/29
Eleven kinds of rice seedlings with different plant age in leaf unmber in the range 0-7.2 (counting the incomplete leaf as the first leaf), raised under the same condition, were grown in the phytotron...
Effects of Cultivar,Extent of Cumulative Chilling Exposure,Age of Rootstock and Sex on Growth of Spear in Asparagus Forcing Culture
Asparagus Cultivar rootstock
2009/7/14
A study was carried out to evaluate the effect of cultivar, extent of cumulative chilling exposure, age of rootstock and sex on growth of the spear in asparagus (Asparagus officinalis L.) forcing cult...
Effects of Plant Age on Development of Resistance to Snow Injury in Winter Barley
Barley Snow injury Resistance
2009/7/9
This study researched how the age of winter barley affects the plant’s resistance to snow injury. Two experiments were conducted for the study. The first experiment focused on the change in resistanc...