550 



EXPERIMENT STATION RECORD. 



FORESTRY. 



The manurial requirements of young pine trees, one and two years old, W. 

 ScnMiTZ-DuMONT (Tharand. Forst. Jahrb., 44, II; ahs. in Chem. CenlbL, 1S94, II, Xo. 

 21, p. S7o). 



Germinating nuts and acorns, J. G. Jack {Garden and Forest, S (lS9f>), pp. 6, 7). — 

 Many nuts aud acorns quickly lose their vitality when dried, and should either be 

 planted soon t^fter maturing, or j)reserved in moist bnt not wet sand, soil, or moss, 

 and kept in a cool place. 



The bamboo garden, A. B. Freeman-Mitfohd {Garden, 46 {1894), pp. 500-502). 



Geographical distribution of deciduous trees, GnKV'E,Vi{Forsiw. Centbh, 16 {1894), 

 No. 12, pp. 569-599). 



Text-book of the diseases of trees, R. IIai:tig {lievised ed. London: McMillan 

 4- Co., 1894). 



Report on forestry, C. A. Keffer {South Dakota Sta. Mpt. 1892, pp. 26).— Rq- 

 priuted from liulletiu 29 of the station (E. S. R., 4, p. 44). 



SEEDS— WEEDS. 



Report of the Seed-Control Station in Christiania, 1892-93, B. 



Lauh^^ {Tid'ihr. norsle Landhr., 1 [1804), pp. i'.5.9-^i.9).— The statiou, 

 which was established in 1880^ made iu all 290 examinations of dififer- 

 ent kinds of seeds during 1892-'93. The report contains a detailed 

 statement of the results of the examinations made during the year, and 

 also a summary of the results for all samples examined during the 

 years 1887-'93. Below are given the average results obtained for some 

 of the more imi^ortant seeds examined : 



Uesults of examination of seeds, 1887-93. 



Kind of seed. 



Per- 

 cent- 

 age 

 g'-r- 

 mina- 

 tion. 



Weight 

 per 

 1,000 

 seeds. 



Timothy, all varieties 



Orchard grass 



Sheep's iescue {Festura elatior) 



Kye, all A'arieties 



Spring wheat 



Plume oats {Aveyia orientalis nigra) 



Oats, all varieties 



Barley {Hordeum vulgare), all varieties 

 Chevalier bailey {Hordeiim diUiclnnn) . 



Fan barley (Hordeiim erectum) 



White eloVer 



Alsike clover, all varieties 



Rod clover, all varieties 



Vetch ( Vicia saliva) 



Gray pea (Pisum arvense) 



86.0 

 61.4 

 71.6 

 8'.). 6 

 90. 9 

 89.3 

 89.8 

 95.0 

 85.7 

 89.0 

 81.0 

 72.0 

 83.6 

 93.9 

 85.3 



Grains. 



0.439 



.905 



1.710 



26. 800 



31. 700 



34. 700 



37. 000 



39. 900 



44. 300 



55. 300 



.017 



.675 



1.750 



53. 200 



106. 000 



— P. W. WOLL. 



On the determination of the germinating power of seeds, A. F. 



HoLLEMAN {Landhouw. Tijdschr.., ISHL i^o. :j; nbs. in Jonr. Assoc. Anc. 

 Mdv. Inst. Gemhloux, 5 (1894), Wo. 4, pp. 170, 171). — The author thinks, 

 in estimating the germinating power of seeds, at lea.st 5 per cent should 

 be allowed for variation. In order to make this allowance the number 



