Coriander planting: how to manage coriander after the Beginning of Autumn?

How to manage coriander after the Beginning of Autumn? What should I pay attention to? Also asked netizens to help guide general the Beginning of Autumn, coriander planted in the open field began to enter the peak season, farming network sorted out the matters that should be paid attention to after the establishment of autumn, listed below for netizens' reference. Pay attention to first, prevent coriander bolting: coriander planted in open field in summer and autumn will not bolting because of low temperature in seedling stage, but it will bolting because of long sunshine (condition) in summer and autumn, which requires the selection of cilantro varieties resistant to bolting in production. In addition, strengthen the management of fertilizer and water (the whole growth period of coriander should be watered with small water and sprayed with vegetable Zhuangcauling for 5 times, the first three water, once every 10 days or so, and once every 6-7 days from the fourth water. When pouring head water, apply urea 10 kg per mu, urea 10 kg / mu, then urea 10 kg / mu (10 kg / mu), spray 800 times of new high lipid film once, the bolting can be reduced. Second, prevent coriander "red stalk": coriander "red stalk", that is, the stems and leaves of coriander change from green to red, which reduces the commodity value of coriander and halves the purchase price. The stems and leaves of parsley planted in open field in summer and autumn will turn red by strong light, especially when the seedlings are too late (the plant height is more than 8 cm). In order to prevent the emergence of "red stalk" of coriander, one is to spray a new high-fat film on the seedlings every time. In production, it is appropriate for the seedlings to grow to 3 centimeters high, and to keep the distance between the seedlings at about 2 centimeters; second, to cover the sunshade net, farmers with conditions can build a scaffolding with a height of 80 centimeters and 100 centimeters after sowing, and the shed is covered with a sunshade net. Third, guard against Rain Water: there are more Rain Water in summer and autumn, which do great harm to coriander seedlings shortly after emergence. After the heavy rain, and then suddenly clear up, it is very easy to lead to coriander heart. After the rain, then gently irrigate the well water, the amount should not submerge the seedlings, spray the new high-fat film once, can prevent coriander heart. Note 4: the timely use of vegetable strong stem spirit and new high-fat film during the three prevention period can make the plant stem stout, leaf thickening, leaf color fresh and tender, plant luxuriant and natural taste strong. At the same time, it can improve the ability to resist disasters, reduce the amount of pesticides and fertilizers, and reduce residual toxicity. Click to get more coriander planting techniques click to get more vegetable planting techniques