Key points of cultivation of water celery
The main results are as follows: (1) the land with strong water conservation capacity and supplementary water source is selected for land preparation, and the rotten organic fertilizer is applied as the base fertilizer, raked flat and fine for use.
(2) the ramet propagation of water celery likes cool and afraid of heat, and the temperature rises after April, and the growth of water celery is poor. At this time, shady and cooler plots can be selected as over-summer plant fields. The field water can be kept moist, and a frame can be set up to cover the sunshade net to help cool down. When the weather is cool in September, the seeds are pulled up, divided into small plants with roots, and planted in the field. The row spacing is 30 cm × 30 cm.
(3) in field management, in addition to applying sufficient base fertilizer, urea is generally applied once every half a month, 7-10 kg per mu. -combined with harvesting, fertilizing after harvest. With the growth of water celery, gradually deepen the water layer, promote the water celery to grow tender, usually maintain a water layer of 3 cm, the water layer can be deepened to 20 cm before harvest, and should be reduced after harvest.
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Soak the scallion skin as fertilizer
The solution soaked with onion skin contains not only a substance that can kill pathogenic microorganisms in the soil, but also a variety of trace elements, which can be used as fertilizer for crops. 1. If the soaking liquid of onion skin is used as fertilizer for indoor flower cultivation, the flower branches grow luxuriantly and the flowers are more colorful. 2. Withered cucumber seedlings are especially suitable to be sprayed with onion skin soaking liquid. After spraying, the melon seedlings change from yellow to green, grow vigorously, and will blossom and bear fruit soon. The preparation method of onion skin soaking solution: use 100 grams of onion skin, add 25 grams of heat
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Cultivation techniques of Colored Pepper
Choose a good seed. The first generation of hybrids with large fruit shape, good quality and strong disease resistance were selected with 2000 grains per 667m. Cultivate disease-free and strong seedlings. Do a good job of seedbed disinfection and seed disinfection, soak the seeds with 10% trisodium phosphate for 30 minutes, rinse and then soak the seeds to accelerate germination, preferably with 128-hole holes. Summer and autumn seedlings should be covered with sunshade net at noon, and the tuyere should be installed with insect control net to prevent virus disease. before planting, 1-2 times Ⅱ and 3-4 potassium dihydrogen phosphate should be sprayed to prevent excessive growth, aging and the occurrence of weak seedlings. Fertilization, integration
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