1919] CONTENTS. Ill 



Pape. 



Intluence of crop plants on those which follow, I, Hartwell ami Damon ivs.i 



Report of agronomy department, Beeson 824 



[Work with held crops in South Carolina], Blackwell and Currin 624 



Work of the Wisconsin Agricultural Experiment Association, Albertz 824 



Results of cooperative experiments in agriculture, Zavitz (> - J4 



Qulde to experiments for 1918, Gilchrist »;_• i 



[Yielding capacity of different field crops], Ljung <;jf 



(< 'nit nre experiments with root crops], Krosby 625 



| Report of field Crops work in .Madras, 1916 -17, and 1U17-1S] 625 



The principal forage crops of Brazil, da Sllva Neves 625 



Concerning cereals [In Argentina], TonneUer 625 



Statistical notes on cereals c,ji~, 



[Spring and fall applications of fertilizers on grass lands], Bolln 626 



[Fertilizer experiments with rice and cassava], de Jong and van Bossem 626 



[Experiments with barley], Vik 626 



a study of the seeds of I'.rassira occurring in Japan, Rondo 626 



Composition of Indo-Chlna castor beans, Prudhomme 627 



Red clover seed and Its Impurities, Dymond 627 



Improved technique for coin pollination, W'eatherwax 627 



Variation and varieties of Zea mill's, W'eatherwax 627 



Production of maize as affected by Intercropping with legumes, Bautlsta 627 



Manurial experiments with Sea Island cotton in St. Vincent, Harland CUT 



The maintenance of the quality of Egyptian cotton, Dudgeon 628 



Egyptian commercial cottons, Dudgeon 628 



An old treatise on hemp, Boomgaard 628 



The waste pulp from New Zealand hemp 629 



Some methods suitable for the study of root development, Howard 629 



Origin and early habitat of common and of bearded oats, Schulz 629 



Inheritance of tight and loose pa lea 1 in Arena maid crosses, Caporn 629 



A description of some varieties of oats cultivated In Argentina, Glrola 630 



The water requirement of different oat varieties, von Seelhorst 630 



<»ats in Wyoming, Parsons 630 



[Potato experiments at Wisley, 1917] 630 



Five years' results with old and new varieties of potatoes, Vik 631 



Position of the flower stalk as a help in potato identification, Krantz G31 



The inheritance of characters in rice, Parnell et al 631 



Xenia in Oryza sativa, Xamaguchi 632 



An inhibitor in rice. afendiola 632 



Burma rice, McKerral 632 



The origin and early habitat of rye, Schulz <;:;_' 



Oil yield of different strains of Sesamum ( lifiga ), Samonte 832 



Field tests of soy beans, Layosa y Makalindong 632 



Sugar beet production in Utah, Harris and J'.utt 633 



Sugar-cane experiments for 1916-191S, d'Albuquerque and Bovell 633 



Sugar-cane experiments in [British Guiana], Harrison and Ward 033 



The production of new varieties of sugar cane, Gonzalez Rfos (i.'tl 



Sugar cane experiments, 1916-1918, de Verteuil <'..".! 



Some normal and anomalous mutations in sugar cane, Fawcett 634 



Planting tests with Java and Creole sugar cane. Cross <">.". 1 



Methods for preventing the decomposition of frosted sugar cane, Cross t;.", 1 



[Work with sugar cane in Hawaii, 1918], Agee 634 



An acreage census of [sugar] cane varieties, Agee 63 l 



[Experimental work with sugar cane], Easterby *;::i 



Production of sugar cane varieties in Java in 1917, van Harreveld 0.T> 



The sugar cane in India, Barber 635 



Sugar and the sugar cane in the Gurdaspur District, Barnes 635 



The classification of Indian sugar canes, Barber »;.",.", 



Experiments in planting sugar cane sets with a single eye-bud, Kulkarni__ ('.."..'. 



Selection experiments with Deli tobacco, II, Honing 635 



Recent work in Australia on the improvement of wheat, Guthrie 635 



Two important varieties of winter wheat. Gaines 636 



Hybridization studies with whiter wheat. Kajanus 636 



Concerning a cross between two types of spring wheat, Kajanus 636 



Spring wheats in Wyoming, Parsons 636 



The production of wheat in the Tropics, Humphries t;:;7 



