搜索结果: 1-2 共查到“理学 Northern Vietnam”相关记录2条 . 查询时间(0.062 秒)
Geological factors affecting the chemical characteristics of the thermal waters of the carbonate karstified aquifers of Northern Vietnam
Vietnam thermal waters karst hydrochemistry
2009/3/24
In northern Vietnam, exposed carbonate rock formations cover an area of more than 50,000 km2 .Their accumulated thickness from the Cambrian to the Triassic is in some places as much as 3000 m. Numerou...
Effect of Scavenging and Protein Supplement on the Feed Intake and Performance of Improved Pullets and Laying Hens in Northern Vietnam
Scavenging Protein Supplement Pullets Layers
2016/4/18
Two feeding trials were conducted with 128 pullets from 4 to 20 weeks of age and 96 laying hens from 23 to 63 weeks of age to evaluate the effects of scavenging and type of protein supplement on the f...
