with the aim of controlling malaria by reducing vector population, the effects of antibodies produced against salivary glands and deglycosylated midgut antigens of anopheles stephensi mosquitoes on fecundity and longevity of the same species were tested. three deglycosylated preparations of midgut and two preparations of salivary glands were produced, conjugated with aluminum hydroxide gel, and...

Although theories in both evolutionary biology and economics predict that an individual’s health should be associated with the individual’s time preference, no prior study has been done to empirically support or refute such predictions. By collecting detailed measures of health, time preference, and expected longevity on a sample of individuals in townships around Durban, South Africa, this stu...

The investigation aimed to study the effect of foliar application chemicals on plant canopy, vegetative growth and flowering, as well overall appearance Ixora chinensis plants grown in pot. Application salicylic acid, benzyl adenine silicon at different concentrations significantly influenced growth, pigments compared untreated (control). Plants treated with 10 mg/l 20 acid showed significant i...

Cut flowers have become an export income in the global floriculture market. They multiple uses, such as for home beautification, ceremonies (including weddings and funerals), symbols of love, appreciation, respect, etc., humane society. Each type cut flower has a different vase life longevity their freshness is linked to preharvest, harvest, postharvest tools conditions. The quality must be con...

The postharvest quality and longevity of cut flowers is influenced by several factors, with the development stage being one determining aspects. determination harvest point variable must be carried out depending on physiology flower proximity consumer market. In this sense, objective was to determine harvesting ideal stem length for ‘Sol Vermelho’ ornamental sunflower. experimental design adopt...

global concern of protection of the environment has led to researches on the effects of plants, natural extracts and organic materials to help maintain the postharvest quality of horticultural crops. throughout the present study, the effects of such natural products as: mint, thyme, savory, rosemary extracts, s-carvone, and humic acid on postharvest life of cut rose flowers, and the potential o...