جمال عمر الشيخ محمد عشابي2018-01-302018-01-302008http://hdl.handle.net/123456789/10552رسالة ماجستيرAbstract This research aimed to study the possibilities of the safe use of pesticides and its effects on production and productivity of field crops in Nahar Elneel state. i i A sample of hundred farmers was randomly selected from the population of farmers in Nahar Elneel state, whose numbers were50000 farmers (the sample was 2 %) . _ The data of the research was collected through questionnaires, observation, personal discursions with local leaders , and the consultation of relevant references and documents. Valuable results were obtained , some of which were mentioned below:- l-7 Pesticides proved high effectiveness in the combat of crop pests. 2- The unsafe use of pesticides leads to serious damage in the environment , health of farmers , their animals and crops productivity . The research came out with a number of recommendations, some of which are mentioned bellow: l. Agriculture is the back bone of Sudan economy, hence it is essential to find out the most effective methods to protect field crops against pests. 4 4 2. the role of farmers in crop production is pivotal , hence it is very important to teach them the safe and economic use of pesticides 3. more care has to be given to technological packages related to the safe use of pesticides, and more effort have to be given to farmers i to adopt these technology packages .المبيداتالزراعةThesis