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随着全国各地保护地蔬菜生产的发展,有机肥料的使用已经引起广大菜农的高度重视。目前,市场上有机质含量比较丰富的商品肥料主要是有机肥料和有机—无机复混肥料两大类,实际生产中许多菜农、农资经营者分辨不清这两类肥料,如经常把含氮量较高的有机—无机复混肥料当作普通有机肥料施用,结果因氮施用量过大造成烧苗、熏苗甚至绝产。
With the development of vegetable production in the protected areas throughout the country, the use of organic fertilizers has drawn great attention from the majority of vegetable farmers. At present, the market of organic fertilizers rich in organic matter are mainly organic fertilizer and organic - inorganic compound fertilizer two categories, the actual production of many vegetable farmers, agricultural operators can not distinguish between these two types of fertilizers, such as often nitrogen content Higher organic - inorganic compound fertilizer as a common organic fertilizer application, as a result of excessive application of nitrogen caused by burning seedlings, smoked and even abortion.