求翻译：连作障碍是当前设施蔬菜栽培中面临的一个重要问题。从土壤酸化、土传病虫害严重和蔬菜作物的自毒作用等方面分析了连作障碍产生的原因，并提出了合理施肥、合理轮作、调控pH值、嫁接和生物防治等防控措施，以期为蔬菜种植区科学防治连作障碍提供参考。是什么意思？

Cropping obstacles is an important issue facing the current facilities vegetable cultivation. Continuous cropping obstacle causes serious soil acidification, soil-borne pests and diseases and vegetable crop autotoxicity and made a rational fertilization, the rotation system, the regulation of ph val

Even as obstacles is the current facilities in vegetables one of the most important issues faced by . Soil acidification, and from the pests and diseases of the serious and vegetables, such as self-drug role for the analysis of the causes and obstacles and made a sound fertilizer, crop rotation, and

The continuous cropping barrier is an important question which in the current facility vegetable growing faces.From the soil acidification, the earth passed on plant disease serious and the vegetable crop from aspects and so on poisonous function have analyzed the reason which the continuous croppin

Continuous cropping obstacle is an important issue of current facilities in vegetable cultivation. From the serious and soil acidification, soil-borne pests and diseases of vegetable crops autotoxicity analyses the causes of continuous cropping obstacles in areas such as, and put forward rational fe

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