Table of Content

10 October 1982, Volume 1 Issue 04

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CURRENT SITUATION AND PROSPECTS OF ENVIRONMENTAL HYDRAULIC ENGINEERING IN CHINA

Fang Ziyun

1982, (4):  1-10. 

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This paper gives a brief :exposition of the historical background of the emergence of environmental hydrology in China, discusses the main problems of environmental hydraulic engineering in this country,evaluates the effects of irrigation works on enviro-ecology, puts forward the main tasks of the study of chinese environmental hydrolgy and opens up the area of the study of this discipline.

A PRELIMINARY INVESTIGATION ON THE INFLUENCE OF TEMPERATURE ON THE FLOWERING AND FRUIT-BEARING OF EARLY-MATURING INDICA RICE "GUI-CHAO 2"

1982, (4):  5-10. 

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In this paper,soft X-ray photography method was used to make the successive undestructive observation on the flower organ and caryopsis of rice in order to investigate the influence of light and temperature to the flowering characteristics, fruit-bearing percentage and grain weight. The profitable sowing period for higher fruit-bearing percentage and grain weight was put forward.

CURRENT SITUATION OF THE IMBALANCE OF ECOLOGICAL ECONOMY OF GREAT AGRICULTURE IN HAINAN ISLAND AND THE PRINCIPLES AND COUNTERMEASURES OF ITS REGULATION

Jiang Youxu

1982, (4):  11-15. 

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The current situation of the imbalance of ecological economy of Hainan Island was investigated by the author. According to the investigation, three principles and four countermeasures for the regulation of Hainan Islands eco-economic balance were put forward as reference.

A TRIAL DISCUSSION ON THE PRODUCTIVITY OF ARTIFICIAL RUBBER FOREST ECOSYSTEM

Hao Yonglu

1982, (4):  16-18. 

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According to the determination of net productivity of artificial rubber forest, this paper makes a conclusion of such a forest being a highly-effective ecosystem and demonstrates that planting perennial tropical woody crops and trees is the effective and reliable way for the exploitation and utilization of tropical region, Establishing artificial rubber forest ecosystem is also a feasible mean for that.

PRELIMINARY REPORT ON THE INVESTIGATION OF CATHAYA ARGYROPHYLLA IN HUNAN PROVINCE

Peng Dechun, Guo Yinren, Luo Zhongchun, Lin Mujiu

1982, (4):  19-23,28. 

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According to the investigation results, the ecological environment, current situation of vegetation and growing process of Cathaya argyrophylla are elaborated in this paper. Considering of the unstability of Cathaya argyrophylla stand in Hunan, the author suggests that it must be as quickly as possible to establish the natural protective area of Cathaya argyrophylla and to strengthen the protection and investigation of this plant.

ALLELOPATHY AMONG PLANTS

Qian Lingyuan, Liu Anxin, Jin Yimin

1982, (4):  24-28. 

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The study of the allelopathy has a great significance to the understanding of the formation and succession of plant population, the rotation and intercropping of crops, the reforestation etc. This artical gives a brief introduction to the concept of alletopathy, its history and present situation and the significance of its research in the ecology, agriculture and forestry.

ESTABLISHING A GOOD COASTAL ECOSYSTEM

Ba Fengchen, Liu Yongen, Zhao Yi

1982, (4):  29-31. 

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In this paper, according to the characteristics of coastal zone of China, the problem of how to utilize this land resource is discussed, and suggestions on the establishment of a good coastal ecosystem are also put forward.

RELATIVITY OF LIVING SPACE AND MAN’S STRUGGLE FOR EXPANDING IT

Yuan Huarong

1982, (4):  32-34,45. 

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The increase of population makes us feel the apparent decrease of the earth, and the progress in economy and science looks like expanding our living space.