The growth performances were significantly affected by water current and stocking density.
水流和养殖密度对史氏鲟的生长有着显著的影响。
Appropriate stocking density and better feed management must be applied to improve the productivity performance of tiger grouper farming.
适当的放养密度与较好的饲育管理必定会有效提升饲育生产力的表现。
In the case of the similar stocking density (mantissa), the large-sized fish played a distinct role in increasing capital gains rate of pond productivity.
在放养密度(尾数)近似的情况下，大规格鱼种对增加池塘生产力资金增益率有显著作用。
This paper describes the effect of stocking density and bait density on the growth and survival of juvenile Lateolabrax japonicus by the method of orthogonal design.
采用两因素五梯度的正交设计方法，分析了不同饲养密度和不同饵料密度对花鲈稚鱼生长及存活的影响。
In conclusion, stocking density and dietary energy level affect the growth performance of broilers, and dietary energy level has a significant effect on the meat quality.
综上所述，饲养密度和饲粮能量水平影响肉仔鸡生长性能，同时能量水平对肉品质造成较大影响。
The results showed that there were significant decreases in length increment, special growth rate and daily weight gain of the juveniles with the increase in stocking density increase.
试验结果表明，各密度组地图鱼幼鱼的生长速度存在明显差异，增重率、增长率、特定生长率和平均日增重都随养殖密度的增加而降低；
The result showed that optimal density of stocking for muscovy is 7 muscovies a square floor.
结果表明：番鸭的最佳饲养密度是每平方米7只。
Nowadays, most of plantation are timber forest used in many area in China and for guaranteeing the high survival rate, the density of initial stocking of trees is generally large.
目前，我国绝大对数地区营造的人工林均以用材林模式为主，为了保证造林初期的成活，初植密度普遍较大。
The highest annual volume growth is found in stands of middle density of stocking.
中等密度的白桦林有着最高的年蓄积生长量。
And also makes a structure of density of stocking index dynamic estimate model.
还建立了林分密度指数动态预估模型。
And also makes a structure of density of stocking index dynamic estimate model.
还建立了林分密度指数动态预估模型。
应用推荐