1.
Preliminary Studies on Management Technology of Bottom Quality in Breeding-ponds of Eriocheir sinensis
河蟹育苗池塘底质管理技术的初步研讨
2.
Studies on Water and Soil Quality in Polyculured Ponds of Litopenaeus Vannamei and Cyclina Sinensis;
凡纳滨对虾和青蛤混养池塘水质及底质的研究
3.
Two culture patterns of sea cucumber Apostichopus japonicus in a silt bottom pond
软泥底质池塘中两种养殖仿刺参方式的对比试验
4.
Two Alternative Methods for Measuring Total Nitrogen of Pond Soils
二种池塘底泥总氮含量的简易测定法
5.
Indoor Simulation Study on Nutrient Release of Fishponds Sediment
池塘底泥营养盐释放的室内模拟研究
6.
Studies on the Relationship Between Urease Activity in Sediments and NH_4~+-N in Water in Aquaculture Ponds
养殖池塘底泥脲酶活性与水体NH_4~+-N关系的研究
7.
An Intelligent Decision Support System for Aquaculture Pond Water Quality Management
池塘水质管理智能决策支持系统研究
8.
Comparison of Water Quality and Farming Performance of Ponds with Different Output
不同产量水平池塘的水质及养殖效益比较
9.
Purifying effect of constructed wetland in integrated fishpond-wetland system
复合池塘养殖系统湿地水质净化功能研究
10.
Variation Rules of Water Quality and Budget of Nitrogen and Phosphorus in Ponds with Grass Carp as the Dominant Cultured Species
主养草鱼池塘水质指标的变化规律和氮磷收支
11.
Found parked near the side of a mud pond, young Sapphire Golds.
被发现逗留在池塘边的年青蓝宝石紫蓝底过背金。
12.
If we throw a piece of cork on to pond, it will not sink to the bottom; instead, it will float.
如果向池塘里扔一个木塞，它不蛤不会沉底而会漂起来。
13.
The floor of this room is always three or four inches above the water level of the pond, so it is dry.
这居室的底部总是高于池塘水平面三或四英寸，因而是干燥的。
14.
Again he lowered his head and gazed into the fascinating and yet treacherous depths of that magnetic, bluish, purple pool.
他又低下头来，盯住这蓝中带紫的池塘里迷人而险恶的湖底。
15.
Some were feeding the fish in the pond and others were sitting peacefully at the foot of a statue.
有些人在喂池塘里的鱼，有些人平静地坐在一个高高的雕像底下。
16.
The size of individual basins will-generally depend on the slope of the land surface, except in relatively flat plains such as valley floors.
除了相对平坦的平原（如谷底），每个池塘的大小一般取决于地面坡度。
17.
Influence of Different DNA Extraction Methods on Microbial Diversity PCR-DGGE Detection of Culture Pond Sendiment
DNA不同提取方法对养殖池塘底泥细菌多样性PCR-DGGE检测的影响
18.
A study on the dissolution characteristics of nitrogen and phosphorus from sediments in organic and conventional crab pond farming system
中华绒螯蟹有机和常规养殖池塘底泥氮磷溶出特性研究