The continuous and reckless use of synthetic chemicals for the control of pests which pose a threat to agricultural crops and human health is proving to be counter-productive.
Agriculturalchemicals, pesticides, and fertilizers are contaminating our environment, poisoning our precious water supplies, and destroying the value of fertile farmland.
农业化学品、农药、肥料污染了我们的环境，毒化了我们宝贵的饮用水供应，并摧毁了价值肥沃的农田。
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Syngenta, the world's largest supplier of agriculturalchemicals, gained 1.4 percent to 288.2 Swiss francs.