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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)
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)
Assessments CO2 assimilation on a per-leaf-area basis are related to total leaf area
(AMER SOC HORTICULTURAL SCIENCE, 2007)
Net photosynthetic rates often are dependent on leaf size when expressed on a leaf-area basis (CO2 assimilation as ULMOI(.)m(-2.)s(-1)). Therefore, distinguishing between leaf-size-related and other causes of differences ...
Estimativa do estado nutricional de arroz irrigado por alagamento
(Universidade Federal de Santa MariaBRAgronomiaUFSMPrograma de Pós-Graduação em Ciência do Solo, 2007-02-15)
The difficulty to predict the intensity of soil properties alterative by soil flooding frequently makes the interpretation of the soil analysis results inaccurate when considering nutrients availability to the plants. ...
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 ...
Phenological aspects and variation of chlorophylls a and b contents in caryocar-brasiliense camb
(Inst Tecnologia Parana, 1993-03-01)
There were detected variations of chlorophylls a and b during the senescence leaves period of Caryocar brasiliense Camb in the Corumbatai cerrado vegetation, State of São Paulo. The highest peak of total chlorophylls a and ...