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A time-window within the grain filling period accounted for early leaf senescence in maize under sink limitation
Dosio, Guillermo; Cicore, Pablo Leandro; Rizzalli, Roberto Héctor (Elsevier, 2024-01)In annual crops such as maize, assimilates demand exerted by grains converges with increasing leaf senescence. As sink demand changes as grains growth, leaf senescence could also be affected during the grain filling period. ... -
Increases in the source to sink ratio related to a higher carbohydrate concentration reduce phoma black stem in sunflower
Nuñez Bordoy, Evangelina; Quiroz, Facundo Jose; Dosio, Guillermo (Springer Netherlands, 2018-03)Phoma black stem (BS), caused by Leptosphaeria lindquistii (synonymous Phoma macdonaldii Boerema) is an endemic disease of sunflower in Argentina and occurs worldwide. The expression of some diseases is related to the ... -
The application of K phosphites to seed tubers enhanced emergence, early growth and mycorrhizal colonization in potato (Solanum tuberosum)
Tambascio, Cecilia; Covacevich, Fernanda; Lobato, Maria Candela; de Lasa, Carolina; Caldiz, Daniel Osmar; Dosio, Guillermo; Andreu, Adriana Balbina (Scientific Research, 2014-01)Rapid emergence and a vigorous growth prevent the seed tubers from infections by soil microbes and allow a rapid interception of solar radiation. In this work, the effect of the potassium phosphites (KPhi) applied to seed ...