CONTENTS. Ill 



rage. 



Field exin'riiiieiits with pliospli.-itlc ;iiul nitroj^ciious fortilizers, Gi;uuleaii_ 53S 



Norwegian iiitniic and tlie eulture ol" corn, (irandeau 538 



Nitrite and ni(rate as a top-dressin;; for corn, (irandeau 588 



Intluence of fertilizing with straw on yield, von Seelhorst 5;}8 



Itesults of several years' held experiments with fertilizers, Tucke 5.S!) 



Use of fertilizers with reference t^) soil analysis, I'.ock et al .5.'}9 



Relative v:ilne of different phosphates. lM"ianisl,;iikov 589 



Stability of Thonias-phos[)liate-amnioniuni-linie, Schmoeger 539 



Behavior of bone and mineral superphosphate in soils, Montanari '. 539 



Basic slag 539 



Merits of phosphate, potash, and nitrogen on a fine sandy loam, Herse.v 539 



Use of leucitic rocks as fertilizer, Monaco 540 



Utilization of potash minerals for fertilizing purposes, Plock and Mehner_ 540 



Potash salts 540 



Peat and marl deposits of Ked(>rang and ]M()orsee basins. Steusloff 540 



Composition and utility of fertilizing materials. D.-ividsoii and Ellett 540 



Analyses of commercial fertilizers and Taris green. Ilalligeu 540 



AGRICULTURAL BOTANY. 



The sexuality of cotton. Balls 540 



Mechanism of carbon assimilation in green plants. Usher and Priestley__ 540 



Variati<ms in chloroi)hylI assimilaticm. Lubimenko 541 



Temperature and toxic action, Brooks 542 



Effect of soil sterilization on development of plants, Schulze 542 



Studies on lignin and cellulose of wood, Spaulding 543 



Cyanogenesis in iilants. Leather 544 



Cyanigenic glucosids of plants and utilization of reserve niti'ogen, Soave. 544 



Occurrence of prussic acid aud its derivatives in plants, Henr.v 544 



A study of leguminous tubercles, Stefan .545 



Influ(>nce of oligodynamic actions on radicicola, Perotti 545 



FIELD CROPS. 



Guide to plant culture, Fischer 545 



Report of school of agriculture farm, 1905, Cartwright 540 



Alfa';t'a :\s a forage crop for Pennsylvania, Watson 54(i 



Th^.A B C of corn culture, Ilolden .540 



Score card for dent corn 1 540 



Cotton, its production, consumption, and economic importance, Pupin 540 



The selection of cotton seed, Foaden 540 



Experiments with oats, Duggar 547 



HORTICULTURE. 



Relation of winter apples to hai'diness of trees, Macoun 548 



Further ex]ieriments in the cool storage of fruit, Quinn 548 



Fertilizing forced sti-awlierries. von Bi'cbmer ,549 



Date varieties and date culture in Tunis, Kearne.v 549 



Resistant vineyards. Grafting, planting, cultivation, Bioletti 549 



Manurial experiments with cacao in Dominica 549 



Report of inspector of cocoanut plantations for year 190.5, Brown 550 



FORESTRY. 



Indian trees, Brandis 550 



Forests as accumulators of nitrogen. Ileury '. 550 



Fertiliz(>r cx])erimcnts in forest nurseries, Sclialk 550 



Farm wind-breaks and shelter-bells, (ireen ^ 551 



Notes on rubber producing plants. Harris 551 



DISEASES OK PLANTS. 



Notes on plant pathology. Delacroix ,551 



Fungoid pests of mitivatiMl jilants, Cooke 551 



Cereal smuts and their propagation, Johnson 552 



