SUBJECT INDEX 



Pasturage - -63331 

 Pathology, animal - - -5912 

 Pathology, plant - - -5812 

 Peach trees - - -6341161 

 Peat - -662641 

 Pests - - -632 

 Petrography - - -552 

 Petrography, microscopi- 

 cal - - -5528 

 Petroleum - - -55328 

 Petrology - -552 

 Phanerogams - - -582 

 Phase rule - - -54112 

 Physical chemistry - - -541 

 Physical geography - -5514 

 Physical geology - - -551 

 Physical optics - -5354 

 Physics - - -53 

 Physics, agricultural - -63 : 53 

 Physiography - - -551 

 Physiology, animal - -5911 

 Physiology, plant - - -5811 

 Physiophilosophy - - -5701 

 Phytography - -5807 

 Pig, diseases - - -6194 

 Pig, treatment - -6194 

 Pigs - -6364 

 Plains - - -55145 

 Plane geometry - - -5131 

 Plane trigonometry - -5146 

 Planets - - -5234 

 Plant biochemistry - - -58119 

 Plant chemistry - - -58119 

 Plant development - - -58114 

 Plant diseases - -58J 21 

 Plant economics - - -5816 

 Plant embryology - - -5813 

 Plant fertilisation - - -58116 

 Plant galls - - -58122 

 Plant growth - - -581143 

 Plant habits - - -5815 

 Plant histology - -5818 

 Plant morphology - - -5814 

 Plant movement - - -58118 

 Plant names - - -5801 

 Plant nutrition - -58113 

 Plant parasitism - - -58123 

 Plant parthenogenesis - '581163 

 Plant pathology - - -5812 

 Plant physiology - - -5811 

 Plant reproduction - - -58116 

 Plant teratology - - -5812198 

 Plant variation - -58115 

 Plants, fossil - - -561 

 Plants, medicinal - - -58163 

 Plants, parasitic - - -58169 

 Plants, poisonous - - -58165 

 Plants, textile - - -633411 

 Plum trees - - - -6341171 



Pneumatics 

 Poisonous plants 

 Poisons, analysis 

 Poisons, animal 

 Pollen - 

 Polyzoa - 

 Polyzoa, fossil 

 Porifera - 

 Potamogetons - 

 Poultry - 

 Practical chemistry 

 Precious stones 

 Prehistoric age 

 Primates 

 Probabilities - 

 Projective geometry 

 Properties of living matter 

 Proteids - 

 Protozoa - 

 Protozoa, fossil 

 Pruning - 

 Pteridophytes - 

 Pyrotechnics - 



Qualitative analysis 

 Quantitative analysis 

 Quaternions - 



Races 



Radioactivity - 



Rainfall - 



Regeneration, animal 



Regional forestry - 



Regional palaeontology - 



Relativity 



Reproduction, plant 



Reptiles - 



Reptiles, fossil 



Respiration 



Rivers 



Rocks 



Rocks, igneous 



Rocks, rnetamorphic 



Rocks, sedimentary 



Rotifera - 



Rubber - 



Ruminants 



Saccharomycetes - 



Salmon - 



Sands 



Science, -general 



Sea margins - 



Sea weeds 



Seals 



Sedimentary rocks - 



Seeds 



Seismology 



Selection, natural - 



270 



533 



58165 



5435 



591145 



581312 



5947 



5647 



5934 



584743 



6365 



542 



5538 



571 



5998 



519 



5135 



577 



547786 



5931 



5631 



6319621 



587 



662 



544 

 545 

 5168 



572 



54121 



55157 



591169 



634 (.) 



56 (.) 



5301 



58116 



5981 



5681 



59112 



551482 



552 



5521 



5524 



5525 



59518 



633473 



599735 



58929 



5975 



55362 



5 



55135 



5893 



5995 



5525 



5813 



5512 



5754 



