Plant growth-promoting bacteria and desert re-vegetation

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SOIL EROSION (m3/ha) Soil erosion and soil reclamation with and without cactus cultivation Non-cactus cultivating area 0 -100 -200 -300 -400 -500 -600 0 1 1.5 2 3.5 YEARS Bashan et. al. 1999 SOIL ACCUMULATION (M3/HA) 50 40 30 20 10 CACTUS CULTIVATION 0 0 1 1.5 2 3.5 YEARS
Distribution of small roots in the uppermost 5 cm topsoil in rainy and dry seasons 2.5 years after transplanting Soil surface Depth (cm) Pachycereus pringlei Stenocereus thurberi Lophocereus schottii Rainy Dry Rainy Dry Rainy Dry Rainy . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . .. .. . . . .. .. . . . . . . . . . . .. .. . . . . . . . .. . . . .. . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . .. . . . . . . . . .. . . .. . . . . . . . . . . . . . . . .. . . .. . . . . . . . . . . 1 2 3 4 5 . Bashan et al. Can. J. Microbiol. 1999 ... . .. . . . .... . .. . . .. . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . .. .. . . . . . . . . . . . . ... . . . . . . . . Between plants . .. . . .. . . .. . ... . . . . . . . . . . . .. . . . . . .. . .. . . . . .. . . .. . . . .. . . Dry . . . .. . . .. . .. . . . . . . . . . . . . . . . . . . .. . .
Page 1 and 2: Plant growth-promoting bacteria and
Page 3 and 4: DESERT REFORESTATION AIDED BY PLANT
Page 5 and 6: U N U DISTURBED DESERT OF THE FLATL
Page 7 and 8: THREE YEARS AFTER CLEAR-CUTTING OF
Page 9 and 10: TYPICAL SOIL EROSION ON MODERATE SL
Page 11 and 12: CITY OF LA PAZ. EARLY SUNDAY MORNIN
Page 13 and 14: DUST CLOUD ABOVE THE CITY OF LA PAZ
Page 15 and 16: Our proposal for an environmental s
Page 17 and 18: THE MAIN PROBLEMS OF USING CACTI AR
Page 19 and 20: Possible microbial solutions? Artif
Page 21 and 22: EFFECT OF INOCULATION WITH AZOSPIRI
Page 23 and 24: Increase in proton extrusion from r
Page 25: Log cfu/g (roots or soil) 7 6 5 4 3
Page 29 and 30: Distribution of small roots in the
Page 31 and 32: CONCLUSIONS OF THIS STUDY Natural V
Page 33 and 34: What had happened to the What happe
Page 35 and 36: CARDON CACTI GROWING IN ROCKS IN TH
Page 37 and 38: 1 M WILD FIG TREES GROWING IN CLIFF
Page 39 and 40: COLONIZATION OF ROOT SURFACE OF CAR
Page 41 and 42: What kinds of microbial communities
Page 43 and 44: USING PGPBs FOR DESERT REFORESTATIO

Plant growth-promoting bacteria and desert re-vegetation

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