The Cognition of the Biological Value in Pre-Qin Times

Effect of Dietary Copper Levels on Biological Value of Iron and Zinc

日粮铜水平对铁、锌生物效价影响的研究

Study on relative biological value of different phosphorus sources in carp

鲤鱼对不同磷源磷生物学利用率的研究

Is the power of the temple in the biological field enough to shield them up?

难道庙宇中生物场的力量足以把它们屏蔽起来？

The other is that of utilizing the thickness of the concrete as an efficient biological shield against nuclear radiation.

另一种是利用混凝土的厚度，作为防止核辐射的一个有效的生物保护罩。

Five differences between the Chinese agriculture and the western agriculture in agricultural ideas, resource conditions, agricultural technology system, type of operation, biological cycle and so on were discussed.

论述了中西方农业在农学思想、资源条件、农业技术体系、经营方式、生物循环等五方面的差异。

Studies on the stand net productivity and biological cycle of nutrient elements in the 29 year old plantations of Chinese fir on different rotations

不同栽杉代数29年生杉木林净生产力及营养元素生物循环的研究

Research on Biological Cycle of Nutrient Elements in Plantation of Rubber Intercropped with Amomum Longiligulare

橡胶与砂仁间作复合生态系统营养元素循环的研究

Health food is characterized by biological cycle adjustment, disease prevention, health improvement, which is food of important health function for human physiology.

保健食品是具有与生物防御、生物节律调整、防止疾病、恢复健康等有关的功能因素，经设计加工，对生物体有明显调整功能的食品。

Accumulation and biological cycle of nitrogen and phosphorus in Pinus taiwanensis community in Wuyi Mountains

福建武夷山黄山松群落的氮、磷累积和循环

The concentration characteristics of mineral elements and biological cycle in the terrestrial solonchak plants on the beach of Jiangsu Province

江苏海岸带陆生盐土植物矿质元素含量的特点及生物循环

Advances in research on biological cycle of Se and active se-containing substances

硒的生物循环及含硒活性物质研究进展

Effect of Yeast Biological Agent on Formation of Diseases in Postharvest Fruits and Vegetables

酵母生物制剂对果蔬采后病害形成的影响

Application of Biological Agent and Microelements to Prevent Soybean Cyst Nematode Diseases

生物菌剂与微量元素在防治大豆孢囊线虫上的研究

A Commercial Test of A Biological Agent on SBR

生物制剂在SBR中的工业化试验

Advance and Application of Biological Agent in Tobacco

烟草生物农药的研制及应用进展

He actually was present during biological agent production runs.

在生物制剂生产期间，他当时就在场；

Study on Effect Applying some Biological Agent in Hot pepper

几种生物菌剂在辣椒上的应用效果初报

Construction of High Efficient Biological Agent for Eutrophic Water and Effectiveness Research

富营养化水体净化高效生物菌剂的构建与效能研究

The experimental application of the high-density electric method to the detection of underground oyster bioherm

高密度电法探测地下牡蛎礁（滩）的实验

Reservoir of paleo-oil is mainly bioherm limestone. Bitumen mainly occurs in cavities and fractures, and also in matrix pores and biological coelomata.

古油藏的储集层均为生物礁滩灰岩，沥青的主要储集空间以洞、缝为主，其次为基质孔隙和生物体腔内。