Rational land

Xem 1-6 trên 6 kết quả Rational land
  • Spatial or territorial organization is one of effective tools for sustainable land use. Spatial organization of land use and environmental protection by functional sub-areas is performed on the basis of comprehensive and integrated research on characteristics and differentiation laws of natural components and landscapes, socio-economic factors, the present status and trend of environmental changes as well as the structures and functions of sub-areas. Uong Bi is a national center for tourism, coal mining and thermal power production.

    pdf8p dem_thanh 22-12-2012 23 3   Download

  • This paper presents the results of soil characteristics study and orientation for rational and sustainable use of major soil types in Thai Thuy District, Thai Binh Province, where is facing many environmental problems. The interactive process between river, sea and human activities over time has resulted in the characteristics of 10 soil types, which are grouped in 4 main classes (acid sulfate soil, saline soil, alluvial soil and sandy soil). They have been used for agricultural production (mainly for rice and other crops growing).

    pdf5p dem_thanh 22-12-2012 34 7   Download

  • The U.S Department of Agriculture (USDA) prohibits discrimination in all its programs and activities on the basis of race, color, national origin, age, disability, and where applicable, sex, marital status, familial status, parental status, religion, sexual orientation, genetic information, political beliefs, reprisal, or because all or a part of an individual’s income is derived from any public assistance program. (Not all prohibited bases apply to all programs.

    pdf346p nguyenngocsonctu 12-01-2011 62 15   Download

  • The work of the dry-farmer is only half done when the soil has been properly prepared, by deep plowing, cultivation, fallowing, for the planting of the crop. The choice of the crop, its proper seeding, and its correct care and harvesting are as important as rational soil treatment in the successful pursuit of dry-farming. It is true that in general the kinds of crops ordinarily cultivated in humid regions are grown also on arid lands, but varieties especially adapted to the prevailing dry-farm conditions must be used if any certainty of harvest is desired. Plants possess a marvelous power...

    pdf18p asus1122 24-10-2012 25 5   Download

  • In India, rice, wheat and maize yields per hectare of land have increased three to four fold between 1950 and 2010, mainly due to the adoption of improved agronomic practices. Egg production now ranges between 310–320 per annum per bird. Similarly, feed conversion efficiency in broilers is also at par with developed nations and Indian poultry farmers are now more conscious of the need to increase profits by cutting costs and improving productivity. Balancing of nutrients in poultry rations along with improved mineral supplementation has led to this improved productivity.

    pdf30p conduongdinhmenh 07-05-2013 12 4   Download

  • The practice of beginning the study of geography with the locality in which the pupil lives, in order that his first ideas of geographical conceptions may be gained from observation directed upon the real conditions existing about him, has been steadily gaining adherence during the past few years as a rational method of entering upon the study of geography. After the pupil has finished an elementary study of the locality, he is ready to pass to an elementary consideration of the world as a whole, to get his first conception of the planet on which he lives.

    pdf40p nhokheo9 03-05-2013 20 2   Download

CHỦ ĐỀ BẠN MUỐN TÌM

Đồng bộ tài khoản