How to cultivate sunflowers
Annual herbaceous flowers, sexual love warmth and high temperature. Strong does not need special management, strong fat absorption any land can bear. Cultivation points: suitable temperature for germination: 22-30 ℃, suitable temperature for growth: 15-35 ℃, planting requirements: seeds sowed into the soil about 1CM, about 5-7 days to germinate, to be transplanted when there are 4-6 leaves, seeds can also be sowed directly in the basin. One plant can be planted in each 7-inch basin. Cover the soil to the point where you can't see the seeds, and water them thoroughly. The quality of cultivated soil is fertile sandy loam or loam, drainage and sunshine are good, and it is not easy to blossom without sunshine. It is not suitable to plant in low-lying land. Fertilizers can be applied after planting. The three elements or all kinds of organic fertilizers are ideal, and the soil should be cultivated in the root to prevent lodging. After the formation of flower buds, it is appropriate to water more to keep the soil moist.
- Prev
Prevention of Freezing Injury of Rape by "Spraying from Lower to Upper"
Rapeseed is a winter crop, if the variety selection is not appropriate, sowing late, improper fertilization and so on easy to occur freezing injury. To prevent rape freezing injury, in addition to selecting cold-resistant varieties, sowing in time, cultivating strong seedlings and transplanting, the following technical measures should be taken: increasing the application of phosphorus, potassium and phosphorus can promote the development of rape roots and enhance oil production.
- Next
How to grow sunflowers?
(1)Establish disease-free farming. It is strictly prohibited to introduce species from endemic areas and do everything possible to protect non-endemic areas. (2)3-5 year rotation with grass crops. (3)Resistant varieties such as Liaokui 2, Fenkuiza 2, Kang 3A× Hui 6, CM592 were selected. (4)Suspected of downy mildew to detect sunflower endocarp and...
Related
- The first cup of black tea in spring, the flavor and history of tea gardens in Kenya, Africa
- The computer can not only choose potatoes, but also grow tea rice. AI will grow winter oolong tea champion.
- It is not only the inflated tea bitten by insects, but also engraved with the four seasons tea in Beipu.
- The Oriental Beauty Tea Festival in Zhuxian County takes the stage at the weekend to experience the plus-size feast of oil tea.
- & quot; Oriental Beauty Tea & Exploration of Emei in Hsinchu, the hometown of quot;
- The new variety of strawberry "Tainong 1" dessert is the first choice with mellow aroma. Crimson gorgeous
- History of Tea in Taiwan: from Wild Inner Mountain to Export Tea Garden
- Two types of Taiwan Oriental Beauty Black Tea won the British three-Star Award for Childhood Tea Xiang Zhang Jiaqi changed from pilot to champion tea maker.
- Banana species and varieties: the planting history of Taiwan Xianren banana and dwarf banana is long, is banana disease resistant?
- Coffee planting Technology: Qianjie Coffee from Seedling to harvesting