In quoting articles, please mention this BULLETIN. 



CONTENTS 



First Part : ORIGINAI, ARTICI.ES. 

 J. M. Priego. ■ — Olive-Growing and Production in Spain page 1727 



Second Pari : ABSTRACTS. 



AGRICUIyTURAI. INTEI^IvIGENCE. 



I. — Generai, Information. 



Development of Agriculture in Different Countries. — 1253. Agriculture and its Allied 



Industries in Rumania. 

 Rural Hygiene. — 125 ,. Testing, Storage and Preparation of Unpolished Rice. 

 Agricultural Education. — 1255. Agricultural Instruction by Correspondence in France. 



II. — Crops and Cui^tivation. 



a) General. 



Soil Physics, Chemistry and Microbiology. — 1256. A Detailed Study of Effects of Cli- 

 mate on Important Properties of Soils. — 1257. The Relationship between the Osmotic 

 Pressure of the Soil Solution and the Growth of Wheat. — 1258. Investigations on the 

 ]Microorganisms of Peat Soils, Waste and Cultivated. 



Opening up land for Cultivation. • — 1259. Reclaiming the Everglades of Florida. 



Methods of Soil Cultivation. — 1260. Experiments in the Application of Electricity to 

 Plant Production, in England. 



Manures j^nd Manuring. — • 1261 . The Industrial Uses of Seaweed, More Especially as Manure. 

 — 1262. Green Manuring with l,eguminous Crops in Java. — 1263. The Solubility of Phos- 

 phoric Acid in Mineral, Basic and Calcined Phosphates, and in Basic Slag. — 1264. Ni- 

 trate of Soda and Ammonium Sulphate on Sugar Cane in Java. — 1265. Manurial Trials 

 in Java. 



h) Special. 



Agricultur.\l Botany, Chemistry and Physiology of Plants. — 1266. The Flora of the 

 Belgian Coast. ■ — 1267. Nitrogen Fixation, Nitrification, Denitrification and the Produc- 

 tion of Sulphuretted Hydrogen by Bacteria in the Arctic Ocean. — 1268. The Optimum 

 Temperature of a Diastase is Independent of the Concentration of Substrate and Enzyme. 

 — 1269. On the Reduction of Nitrate by Plants with Evolution of Oxygen. — 1270. The 

 Assimilation of Iron by Plants. — 1 271. Influence of Calcium and Magnesium Compounds 

 on Plant Growth. 



