In order to adjust the off-season supply of vegetables, in recent years, after many years of experiments at the Shuiquan Teaching Practice Base of the Agricultural Broadcasting School in Shanting District, Zaozhuang City, Shandong Province, a new set of efficient cultivation techniques for the summer cultivation of coriander has been explored. It has been 1/15 hectare (1 mu) for many years in a row. The average output value of 3,000 yuan (Xiazhi 1/15 hectare production of 800 to 900 kg, the unit price of 3.8 to 4.5 yuan), coupled with its short growth period, so the economic benefit is extremely significant. The main points of cultivation are described as follows: The selection of seed germination and selection of lobular-type green stalk cultivation. Its good quality, strong flavor, and fewer pests and disease, strong adaptability. Before sowing, the seeds are opened and soaked, moisturized and pregerminated. After about 10 days, the young roots can be removed when sown. Appropriate sowing parsley is like cold, growth suitable temperature 17 ~ 20 °C. Shandong, Henan and other places exposed in open field in summer, suitable sowing date is usually from late April to early June, generally every 5 to 7 days sowing a batch. Seed emergence 7 to 10 days after sowing. Fertilizer management The whole growth period of parsley must pay attention to fertilizer and water management, depending on soil moisture conditions timely watering, because the seedlings timely moderate fertilizer. During the growth period of pest control, if any earthworms such as earthworms are found to be harmful, they shall be sprayed with 4,000 times 2.5% enemy liquid to kill insects and keep seedlings. After batch sowing, parsley is generally about 50 days after sowing. When the seedling height is more than 20 cm, it can be harvested in batches, usually every 7 to 10 days.
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