78 BULLETINS OF THE BUREAU OF PLANT INDUSTRY. 



Bulletin. Page. 

 Mushrooms, germination of the spores of Agaricus campestris 



and other basidiomycetous fungi, bullPtin 16 1-43 



Must, grape, manufacture and preservation, huUetin 24 1-19 



Mustard, varieties 21 241-244 



N 



Names, common and scientific, of grasses and forage jjlants, 



index 



seeds and plants imported, 

 index 



scientific, of grasses and forage plants, index 



varieties of ajjples, list 



cotton, list 



dates in Tunis, list 



Oued Souf. list 



on Persian Gulf, li.'^t 



fungi, list 



lettuce, list - - 



medicinal plants, wild, list 



peppers, list 



soy beans - 



tobacco, list 



vegetables, list 



Natal pineapple 



Nebraska, annual forage crops 



climatic and soil conditions 



crops 



experiments with hairless Orel red clover 



grasses, native 



pasture, meadow, and forage crops, bulletin 



pastures and meadows 



tame 



physiography 



rainfall 



soil 



temperature 



Needle grass in central Texas 



Nefzaoua. geography 



Nematodes, cowpea disease 



plants affected -- 



resistant plants and stocks 



treatment 



Netherlands, sand fixation 



Nevada, date palm suitable 



northern, forage conditions, bulletin 



northwestern, forage conditions, bulletin 



New Mexico, date palm suitable 



Nile Valley forage and soiling crop, berseem. bulletin 



Xitragin. cultures of nitrogen-gathering bacteria 



Nitrogen content of wheat, conditions affecting 



relation of size of kernel 



specific gravity 



yield aifected by length of grow- 

 ing period 



to the acre 



fixation by legumes, bulletin 



101 



