Plant growth regulators can enhance cell metabolism, promote cell division, and significantly increase the fruit setting rate of jujube trees. Commonly used are gibberellin, 2.4-D, naphthaleneacetic acid and paclobutrazol, etc., which have obvious .......
Variety selection: In early autumn, the temperature is high. It is advisable to choose heat-resistant, fast-growing early or mid-early varieties, such as green celery, Jinnan celery, glass crisp celery, Zhengda yellow celery.......
In cracker production practice, cracking of biscuits is often encountered, and cracks caused by external pressure or impact of biscuits are customarily referred to as abnormal ruptures, which are generally caused by human factors, mechanical factors, etc. Caused by. The rapid cracking of b.......
1. Temperature. Celery is a low-temperature-tolerant vegetable, with a minimum tolerance of -7°C to -10°C, but its suitable growth temperature is 15°C-20°C, so we should master the .......
Note that calcium supplementation is the key period for apple trees to prevent bitter acne through calcium supplementation after the apple blossoms die and before bagging. Generally, calcium supplementation should be 2 to 3 times at an interval of .......
Asparagus is a perennial crop. At the end of winter and early spring, the above-ground plants are senescent and yellow, and are in a dormant state. However, the underground roots continue to move and accumulate nutrients. Good foundation.
Re.......
1. For soil preparation and seed selection, deep plow the soil, apply foot fertilizer, and irrigate the soil moisture. Select a good variety, do a good job of soaking the seeds, dress the seeds with the medicine + the new high-lipid film 800 times .......
[High-yield fertilization method for garlic cultivation] Garlic is a bulbous crop that requires a large amount of fertilizer and is more resistant to fertilizer. It is suitable for cultivation in sandy loam soil rich in organic matter, loose and fertile on the surface of the soil, comprehe.......
Answer: You can cut off the injured branches before germination, and use 3 ~ 5 Baumedus stone sulfur mixture to coat the cuts, scrape off the necrotic tissue in the affected parts of the branches, and apply healing agents to increase the healing a.......
When grafting, the buds to be taken are cube-shaped, 2.5-3.0 cm long, and 1.2-2.0 cm wide. The rootstock is also cut into a square bark of the same size, so the square buds are called. It has a large contact surface, high matching rate, strong compatibility, and easy to survive and germina.......
There are many methods for grafting jujube trees, the main ones commonly used are: splitting, abdominal splicing, bark splicing, cutting splicing and tender shoot budding. The grafting methods and steps of jujube tree embed.......
Winter onions are prone to lodging. If there is much rain and humidity in winter, the lodging will be more serious. The main reason is that the onions planted in winter grow vigorously, have less light, and the plants are softer. It is recommended.......