Plant neighbor detection and allelochemical response in aboveground

From the report «Plant neighbor detection and allelochemical response are driven by root-secreted signaling chemicals», of Chui-Hua Kong, Song-Zhu Zhang, Yong-Hua Li, Zhi-Chao Xia, Xue-Fang Yang, Scott J. Meiners & Peng Wang, published by Nature. Plants are capable of detecting and responding to neighboring plants, generating consequences for plant performance and playing important roles in…

Eficiencia de uso del nitrógeno en cereales de invierno en Uruguay

Del artículo “La necesidad de incrementar la eficiencia de uso del nitrógeno en cereales de invierno”, de E.M. Hoffman, N.C. Fassana, S. Mazzilli, A. Berger, O. Erns, publicado por el International Plant Nutrition Institute. En las condiciones de Uruguay y como resultado del cambio hacia un sistema de agricultura continua sin rotación con pasturas, ha…

Situation céréalière en Méditerranée

De le report “Situation céréalière en Méditerranée“, à MED-Amin Policy Brief n°1, publiè per MED-Amin Les pays de la méditerranéenne représenten… 6% de la population mondiale 48% de la production mondiale de blé dur 27% des importations mondiales de blé (dur et tendre) 23% des importations mondiales de maïs La Méditerranée est un espace sous…

Allelopathic weed control techniques

From the report «Environment friendly (allelopathic extract) weed control techniques in wheat crop», from Imtiaz khan and Muhammad Ishfaq Khan, published at Revista Mexicana de Ciencias Agrícolas. Use of chemicals as a sole weed management tool has proved harming due to the development of resistance in weeds and their adverse effects on the environment. Ground…

December-january hardening of winter cereals in Europe

From the report “Weakly hardened winter cereals“, published in the JRC MARS Bulletin Crop monitoring in Europe by the European Commission. Hardening is the bio-physiological process of winter cereals which transforms the cellular starch into glucose, thereby raising the freezing point of the cellular liquids and increasing the low-temperature tolerance of the plants. In December,…

Rizosfera

El sòl en si mateix és un ecosistema on tenen lloc una sèrie de relacions d’alimentació, mort, degradació, i convivència, i per tant, les propietats del terreny estan fortament influïdes pels cicles biològics. I en un sentit estricte, la rizosfera és la part del sòl immediata a les arrels, tal que en extreure una arrel,…