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Nitrogen nutrition of guava trees in response to byproduct of fruit processing
(Taylor & Francis Inc, 2016-01-28)
Studies of the effect of organic fertilization of perennial crops are scarce due to the time necessary for the plants to present the first results. The objective of this study was to assess the leaf nitrogen (N) content, ...
Non-destructive estimation of chlorophyll content in yellow passion fruit leaves
(Revista Brasileira de Agropecuária Sustentável, 2018)
PARAMETERS FOR THE STANDARDIZATION OF CHLOROPHYLL AND ASSESSMENT OF PS II QUANTUM EFFICIENCY FOR AVOCADO (Persea americana Mill)
(Univ Federal Uberlandia, 2017-07-01)
The standard physiological parameters for assessing stress physiology, of plants, such as chlorophyll index and photosystem II fluorescence, are essential for measuring reactions of plants to stress conditions. To help ...
EFFECTS OF MANGANESE DEFICIENCY ON LEAF CHLOROPHYLL AND CERTAIN ENZYMES IN SUGARCANE RAISED IN SAND CULTUREEFFECTS OF MANGANESE DEFICIENCY ON LEAF CHLOROPHYLL AND CERTAIN ENZYMES IN SUGARCANE RAISED IN SAND CULTURE
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 1972)
Doses de Nitrogênio na Produção de rabanete fertirrigado e determinação de clorofila por medidor portátil nas folhas
(2010-12-01)
The relative chlorophyll determination is used to predict the need for nitrogen fertilization aiming to increase production in various cultures. The objective of this study was to evaluate the soil nitrogen dose response ...
Doses de Nitrogênio na Produção de rabanete fertirrigado e determinação de clorofila por medidor portátil nas folhas
(2010-12-01)
The relative chlorophyll determination is used to predict the need for nitrogen fertilization aiming to increase production in various cultures. The objective of this study was to evaluate the soil nitrogen dose response ...
Criteria for topdressing nitrogen application to common bean using chlorophyll meter
(Empresa Brasil Pesq Agropec, 2017-07-01)
The objective of this work was to establish the diagnostic leaf and the nitrogen sufficiency index (NSI) values most appropriate to estimate N requirement by the 'Perola' common bean (Phaseolus vulgaris), based on chlorophyll ...
Análise não destrutiva de pigmentos fotossintéticos em folhas de gergelim
(Universidade Federal da Paraíba (UFPB) Ccsa, 2012-01-01)
The study aimed to relate the photosynthetic pigments, which were extracted in a laboratory and the readings were obtained by the portable chlorophyll meter ClorofiLOG 1030, by using mathematical models in sesame leaves. ...