অনুসন্ধান ফলাফলগুলি - (( water conservation ) OR ( walter conservation ))

The water efficient garden : a practical and innovative guide from planning through to established gardens / অনুযায়ী Archer, John, 1941-

বিষয়গুলি: “…Landscape gardening Water conservation Australia.…”

Irrigation scheduling for water & energy conservation in the 80's the proceedings of the Irrigation Scheduling Conference, December 14-15, 1981, the Palmer House, Chicago, Illinois

বিষয়গুলি:

Elementary soil and water engineering অনুযায়ী Schwab, Glenn Orville, 1914-

Soil and water conservation for productivity and environmental protection অনুযায়ী Troeh, Frederick R.

বিষয়গুলি:

Soil and water conservation research, 1956-71

বিষয়গুলি:

Farmers' practices and soil and water conservation programs /

বিষয়গুলি:

Rain catchment and water supply in rural Africa a manual অনুযায়ী Nissen-Petersen, Erik

বিষয়গুলি: “…Water conservation Africa…”

Plant environment and efficient water use /

বিষয়গুলি:

Proceedings of the national workshop on Urban Water Demand Management, Alexander Library, Perth Cultural Centre, April 29 - May 1, 1986 /

বিষয়গুলি:

Earth, air, and water : resources and environment in the late 20th century / অনুযায়ী Simmons, I. G. 1937-

Jobs for tomorrow the potential for substituting manpower for energy অনুযায়ী Stahel, Walter R.

Forest influences : the effect of woody vegetation on climate, water, and soil, with applications to the conservation of water and the control of floods an erosion / অনুযায়ী Kittredge, Joseph

Land use and water resources in temperate and tropical climates অনুযায়ী Pereira, H. C. (Herbert Charles), 1913-

বিষয়গুলি:

Guidelines for economic appraisal of watershed managementprojects / অনুযায়ী Gregersen, H. M.

বিষয়গুলি:

Watershed management field manual : slope treatment measures and practices.

বিষয়গুলি:

More water for arid lands : promising technologies and research opportunities : report of an ad hoc panel of the Advisory Committee on Technology Innovation, Board on Science and T...

বিষয়গুলি:

Soil erosion by water in the tropics / অনুযায়ী El-Swaify, S. A.

Conservation and you / অনুযায়ী Hitch, Allen S.

Water for every farm : Yeomans keyline plan /

International Symposium on Water Erosion, Sedimentation and Resource Conservation, October 9-13, 1990, Dehradun, India.