求翻译：农业种养殖环节的污染问题。由于目前农产品生产主要以农户为单位，农产品全过程质量监控难度大，有些国家明令禁止或限制使用的含激素类药物、剧毒农药的使用引起的牲畜中毒或影响健康情况难以控制，对食品安全影响较大。是什么意思？

Agricultural planting and breeding aspects of the pollution problem. Current agricultural production units mainly to farmers, agricultural products quality control of the whole process is difficult, some countries have banned or restrict the use of hormone-containing drugs, the livestock poisoning c

Agriculture is part of the aquaculture pollution problems. Mainly due to the current production of agricultural products to farmers for agricultural products, throughout the process quality control, it is very difficult in some countries where prohibited or restricted use of the hormones, the use of

The agricultural type of industry breeds the link the contamination concern.Because the present agricultural product production mainly take the peasant household as the unit, the agricultural product entire process quality monitoring difficulty is big, some national public proclamation prohibition o

Segments of the agricultural seed breeding of pollution problems. Due to the current agricultural production units mainly farmers, agricultural products quality control of the whole process is difficult, some countries prohibit or restrict the use of hormonal drugs, the use of highly toxic pesticide

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