Buscar
Mostrando ítems 21-30 de 1651
Modificações morfofisiológicas em plantas de milho submetidas a déficit hídrico
(Universidade Federal de Santa MariaBREngenharia AgrícolaUFSMPrograma de Pós-Graduação em Engenharia Agrícola, 2010-03-01)
The use of no tillage can be an important technology to minimize the effects of the water deficit, for providing more water to the plants according to the maintenance of crop residues the soil surface. This technique reduces ...
Foliar or soil applications of silicon alleviate water-deficit stress of potato plants
(Amer Soc Agronomy, 2015)
EFFECT OF GLYPHOSATE ON GUINEAGRASS SUBMITTED TO DIFFERENT SOIL WATER POTENTIAL
(Univ Federal Vicosa, 2018-01-01)
The action of herbicides on weeds that develop under water deficit can be compromised, because the routes of penetration of hydrophilic herbicides are reduced due to the lower hydration of the cuticle in these plants. ...
Partição da evapotranspiração, rendimento de grãos e retorno econômico da soja cultivada sob diferentes estratégias de irrigação
(Universidade Federal de Santa MariaBrasilEngenharia AgrícolaUFSMPrograma de Pós-Graduação em Engenharia AgrícolaCentro de Ciências Rurais, 2017-01-13)
Irrigation strategies that promote water savings are needed in current and future scenarios for various locations around the world. Poor irrigation appears as an alternative to contribute to this, reducing the impacts on ...
Water relations of cassava cultivated under water-deficit levels
(2018-01-01)
The tolerance of plants to water deficit involves a series of adaptive mechanisms; however, little is known about the physiological characteristics of cassava (Manihot esculenta Crantz), which is one of the most tolerant ...
Two evapotranspiration reference estimation methods and water stress index in irrigated onionDois métodos de estimativa da evapotranspiração de referência e índices de estresse hídrico em cebola irrigada
(2019-06-27)
The objective of this work was to evaluate the effect of two methods to calculate the reference evapotranspiration and the determination of water stress index of the crop on the production of onion bulbs irrigated by ...
Eucalyptus sp seedling response to potassium fertilization and soil water
(CENTRO PESQUISAS FLORESTAIS, UFSM, 2008)
A considerable portion of Brazil's commercial eucalypt plantations is located in areas Subjected to periods of water deficit and grown in soils with low natural fertility, particularly poor In potassium. Potassium is ...