نتایج جستجو برای: pesticide crops
تعداد نتایج: 52770 فیلتر نتایج به سال:
To investigate factors associated with pesticide-related visits to health care providers (i.e., doctor or hospital visits), responses to self-administered questionnaires received from 35,879 licensed restricted-use pesticide applicators participating in the Agricultural Health Study were analyzed. (In Iowa, applicators are actually certified, whereas in North Carolina they are licensed; for eas...
Isolation and characterization of organ phosphorus pesticide degrading bacteria from different crops
Abstract Background Vegetables and rice produced in Cuba may contain residue of pesticides that exceed the maximum limits (MRLs). Pesticide residues on crop samples from Sancti Spíritus province were analyzed. Based these data, a risk assessment consumer exposure was conducted. Methods Samples collected during 2017, 2018, 2019 periods analyzed using UPLC-MS/MS GC/ECD chromatography techniques. ...
Pesticide use in modern day agriculture has increased tremendously. Pesticides are used to control pests and weeds, as well as protect crops from postharvest losses; however, their effects on humans and the environment cannot be overstated. This study examined pesticide acquisition, handling, and use among 120 farmers within the catchment of a small urban irrigation scheme. Also, in-depth inter...
Pesticides may contribute to respiratory symptoms among farmers. Using the Agricultural Health Study, a large cohort of certified pesticide applicators in Iowa and North Carolina, we explored the association between wheeze and pesticide use in the past year. Self-administered questionnaires contained items on 40 currently used pesticides and pesticide application practices. A total of 20,468 ap...
Chemical insecticides provide many benefits to food production and human health and has proven very effective at increasing agriculture and forestry productivities. However, they also pose some hazards as contamination of water and food sources, poisoning of non-target fauna and flora, concentration in the food chain and selection of insect pest populations resistent to the chemical insecticide...
background: agriculture is an important sector for the malaysian economy. the use of pesticides in agriculture is crucial due to its function in keeping the crops from harmful insects. children living near agricultural fields are at risk of pesticide poisoning. objective: to evaluate the genotoxic risk among children who exposed to pesticides and measure dna damage due to pesticides exposure. m...
In recent years, large amounts of pesticides are used to achieve record harvests (for example, DDT has been used in Mexico for more than 50 years) [1], [2]). DDT is forbidden in the U.S., Canada and Europe because causes cancer. To reduce the pesticide amount it is necessary to locate precisely the distribution of insects and caterpillars. This task is very important not only for crops but also...
Proponents of a second Green Revolution generally argue that developing countries should opt for an agroindustrial model that relies on standardized technologies and ever-increasing fertilizer and pesticide use to provide additional food supplies for growing populations and economies. In contrast, a growing number of farmers, NGOs, and analysts propose that instead of this capitaland input-inte...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید