INDEX 



Acid soils, treatment, 30 

 Actinonema rosae, 325 

 Actinomyces chromogenus, 115, 



174 

 Adams, 5 



Adianthum cuneatum, 254 



farleyense, 254 



gracillinum, 254 

 Aecedium cinerariae, 243 



euphorhiae-g erardianae, 225 



oxalidis, 306 



rubellum, 176 

 African marigold, 208 

 Agaricus campesiris, 159 

 Ali Riza, 265 

 Alkali soils, 31 



control, 32 

 Alsophila Australis, 254 

 Alternanthera, 200 



amena, 65 



cultural considerations, 200 



diseases of, 200 



leaf blight, 200 



root rot, 200 

 Alternaria brassicae, 129 



brassicae var. nigrescens, 157 



dianthi, 229 



atiolae, 359 

 American Beauty Rose, 75 

 Ammonification, 13 

 Ammoniacal copper carbonate, 

 403 



Anaesthetics, 89 

 Anthostomella achira, 216 

 Antirrhinum, 201 



anthracnose, 203 



branch blight, 204 



blight, 205 



cultural considerations, 201 

 diseases of, 202 

 root knot, 205 

 rust, 202 



Antirrhinum, wilt, 205 

 Ants, 376 



Aphelenchus olesistus, 25 

 Aphids, 371 



Aphis gossypii, 137, 372 

 Apium graveolens, 129 

 Arachnides, 365 

 Arsenite of zinc, 382 

 Arthur, J. C, 222, 223, 237 

 Ascochyta aspidistrae, 206 



chrysanthemi, 241 



fibricola, 243 



hortorum, 143 



lycopersici, 189 



pi si, 169 



primulae, 317 



rhei, 176 



<uiolae, 357 

 Asparagus, 108 



cultural considerations, 108 



damping off, 108 



diseases of, 108 



officinalis, 108 



rust, 109 

 Aspidiatus nerii, 371 

 Aspidistra, 205 



anthracnose, 206 



cultural considerations, 205 



diseases of, 206 



leaf spot, 206 



lurida, 205 

 Aspidium falcatum, 258 

 Asplenium nidus-avis, 26 

 Aster, 207 



cultural considerations, 207 



diseases of, 207 



damping off, 211 



leaf blight, 208 



root knot, 211 



white grub injury, 210 



wilt or stem rot, 209 

 Atkinson, G. F., 17, 231, 257 



417 



