OONTEN I's. Ill 



Transformation of nitrogenous material during ripening of seeds, G. A n- 1 r . . _ 



The n 'serve carbohydrates of evergreen trees, Leclerc du Sablon 541 



The proteases of plants. II, s. II. vines 



Tlic biology of \felanpyrum praU rw< , L. Gautier 



The best cells of the nypocotyl of flax, A. I lerzog 



How to know wild fruits, Maude G. Peterson 542 



Evolution of cellular structures, 0. I". Cook and W. T. Swingle 



FIELD CROPS. 



The book of the Rothamsted experiments, A. D. Hall 542 



The Woburn field experiments, 1903, J. A. Vbelcker... 543 



The Woburn pot-culture experiments, L903, .1. A. Voelcker. 54 I 



[Work with field crops], .1. S. Cole Ml 



Experiments by the agricultural winter school a< Frankenthal, V. Renner... ">li 



Etepoii «»f Wisconsin Agricultural Experimenl Association, R. A. Moore "ill 



Agriculture in the North ( tentral states, < ;. Stieger 545 



Agriculture withoul irrigation in the Sahara Desert, T. II. Kearney 545 



The ripening i >f grain, A . Nowacki 



( irass lands of the south Alaska coast, C. V. Piper •">)»'. 



Contribution to the know ledge of Argentinian grasses, T. Btuckert 546 



The seeds of the blue grasses, E. Brown and F. II. Hillman 546 



Yellow <>at grass, I ». Finlayson 546 



Tall oat grass, D. Finlayson 546 



Meadow fescue, I>. Finlayson 547 



Report on the manuring of seeds hay, 1904, W. Allan 547 



Composition of forage crop-, s. Tretyakov 547 



Trifolium incarnaium, I>. Finlayson 547 



Adulteration of alfalfa and red clover seed, .1. Wilson 547 



Experiments with fodder beets in 1903-4, Tournieroux •"- 17 



( Sorn growing in Virginia, A. M. Smile 548 



The prod net ion of good seed corn, C. P. Hartley 548 



Pedigreed seed corn. ('. < i. Williams 548 



Score card for dent corn 



Cultivation of cotton on the Odessa Experiment Field, Rotmistrov 548 



Fertilizer experiments with hops near Saaz, A. Maimer 548 



The peanut and its culture, W. X. Eloper 548 



Injurious effect of crude potash salts on the potato, EL Siichting 548 



[nfluence of environment on composition of the sugar beet, II. W. Wiley 549 



Culture of sugar cane and sugar industry in Hawaii and Reunion, I.. Colson.. 551 



Assimilation in the sugar cane plant, X. Kamerling 551 



Tobacco investigations in Ohio, G. T. McNessand G. B. Massey 551 



Experiments in growing Sumatra tobacco under shelter tent. L903, W. Frear. 552 



Tobacco investigations in Porto Rico during H>03— 1, J. van Leenhoff, jr 552 



[mproving the quality of wheat, T. F. Lyon 552 



Variability of wheal varieties in resistance to toxic salts, F. F. Harter 



Cultivation of wheat at the Fat hurst Farm, R. W. Peacock 555 



Cultivation of wheat at Glen limes Experimental Farm, IF IF Gennys 555 



Position of wheat grains, .1. Adorjan 555 



Quality of seed in its relation to the yield of w heat. .1. Adorjan 555 



Variety tests with winter rape, T. Remy •~> :,:> 



A common error in germination tests 555 



The vitality of buried seeds, .1. W.T. Duvel 556 



Destruction of wild mustard, -F B. Martin 556 



HORTICl LTUBE. 



Tomatoes under glass. Methods of pruning tomatoes, <■. E. stone 556 



Principles of mushroom growing and mushroom spawn making, B. ML l>U'_ r L r ar. -V>7 



Pure culture mushroom spawn. I-'. ( lanning 558 



Edible and poisonous mush rooms, G. McCarthy :,:,s 



American fruit industry and development of exports, F. J. Schlosser :, " iS 



general considerations in regard to pruning, < r. E. Stone - 558 



Winter injury t<> fruit trees, IF .1. Eustace 



Apples of New York. I. S. A. Beach, N. <>. Booth, and < ». ML Taylor 



Report of Woburn Experimental Farm, Duke of Bedford and s. F. Pickering. 559 



