000			02065nam a2200241#a 4500
001			vtls000000455
008			230822s1971 xx 000 0 eng d
040			_aJPS
090	0	0	_aFAO-PAPER 23 631.32 FAO
110			_aFAO. _eissuing body
245		0	_aDrainage of heavy soils
260			_aRome : _bFAO, _c1971.
300			_a109 pages
440			_aFAO IRRIGATION AND DRAINAGE PAPER NO.06
505			_a1. Drainage of heavy soils/ B.D.Trafford. 2. Laboratory study of a drainage systems in heavy soil / Antunes da Silva. 3. Problems arising from draining heavy soils and the introduction of measures to improve the functioning of the drainage systems / L.Szabo. 4. Problems arising from draining heavy soils and the introduction of measures to improve the functioning of the drainage systems / N. Plamenac. 5. Problems arising from draining heavy soils and the introduction of measures to improve the functioning of the drainage systems / B.Baitsch. 6. Problems arising from draining heavy soils and the introduction of measures to improve the functioning of the drainage systems / B.D.Trafford. 7. Drainage of heavy clay soils / the department of agriculture and fisheries. 8. Problems arising from draining heavy soils and the introduction of measures to improve the functioning of the drainage systems / H. Schleifer. 9. Problems arising from draining heavy soils and the introduction of measures to improve the functioning of the drainage systems / D.Joaquin Bardaji. 10. New possibilities for soil conditions by means of diluted bituminous emulsions / M.de Boodt. 11. Drainage of heavy glay soils in the Netherlands / F.C.Zuidema. 12. Methods for the surface drainage of very heavy soils in Mediterranean regions / R.Ringuelet.
546			_aIn English
650	1	0	_aDRAINAGE.
650	2	0	_aIRRIGATION.
650	2	0	_aSOILS-HEAVY.
942			_cMONO
990			_a1971
999			_a00953 _a631.32 FAO _aVIRTUA00 _aVTLSSORT0010*0030*0050*0080*0390*0490*0820*0900*1000*2450*2600*3000*4400*5050*5460*6500*6501*6502*9050*9490*9491*9492*9493*9494*9900*9994 _c384 _d384
003			JPS