INDEX. 27 



Page. 



Herbage, yield of inclosed area 19-21 



Horses, grazing, use of private pastures 10 



influence in spreading seed of mesquite 23 



Introduction to bulletin 7 



Isocoma coronopifolia, enemy of arid-region grasses 17-18 



Lands, desert, perennial grasses, influences controlling yield, etc 11-12 



mesa, lower unirrigated, absence of perennials 17 



overgrazed, protection to induce original productivity, time required, 



etc 13 



treatment 13 



range, reseeding, artificial, experiments 12-14 



natural 11-12 



restocking, natural 12 



Leptochloa dubia, seeding, experiments 14, 15 



Loco weeds. See Weed, loco. 



Lupinus arizonicus, description, danger, etc 18-19 



Machalranthera sp. , growth, 1907 and 1908, comparison 14-15 



Medicago denticulata, introduction, experiments 13 



maximus, introduction, experiments 13 



Mesa lands. See Lands, mesa. 



Mesquite, spread, causes, damage, etc 21-23 



influence of cattle and horses 23 



value as forage plant 21' 



Moisture, distribution and quantity, influence on yield of forage 20-21 



effect on ground cover 9-10 



Oats, wild, introduction, experiments 13 



Pasturage, carrying capacity, study 21 



Pastures, fencing, in Coronado National Forest 7-9 



increased carrying capacity 21 



private, grasses, persistency and results in 1908 10 



management 8-9 



use for grazing by horses 10 



sheep 10 



Plantago fastigiata, production in 1901 15 



Plants, desert, seed production and reseeding of land 10-11 



forage, artificial reseeding, experiments 12-14 



California, introduction, experiments 13 



native and foreign, comparison 13 



efforts to establish, etc 12-14 



species, native and foreign, experiments and studies 12-14 



Precipitation, distribution 9-10 



Prosopis glandulosa, shrubby vegetation, spread, causes, etc 21-23 



velutina, bean production 21 



Protection, effect on ground cover 9 



Rainfall, inclosed area, distribution 9-10 



heaviest in 240-acre pasture 9-10 



influence on feed production 20-21 



record taken in 204-acre pasture 9 



Range lands. See Lands, range. 



open, seeding possibilities, discussion 14 



stock, inclosed area in Arizona, history, early 7-8 



since 1903 8-9 



177 



