Planting method and time of turmeric

Small turmeric planting should first select excellent varieties, ginger pieces should be fat and plump, after seed selection, disinfection, sun seed germination. Then plant the processed ginger blocks in sunny and stable weather, preferably in the middle of March, no later than grain rain. Planting 4000-5000 small turmeric plants per mu, and finally doing field management, including cultivation, irrigation and fertilization, etc.

Field management of small turmeric:

1. intertilled weeding

After planting ginger seeds, ginger seeds need to be cultivated for many times during their growth period. The thickness of the first cultivation soil is controlled to the extent that the tips of the new seedlings are not buried. After that, with the continuous increase of ginger seedlings, the cultivation soil can be cultivated once for each seedling, and it can be carried out for 3 to 4 times in total.

2. fertilization

In addition to applying a base fertilizer before planting, it is necessary to apply fertilizer several times in the follow-up, and the fertilizer amount is generally from light to heavy. The first topdressing can be carried out when the seedlings are full, the second topdressing is mainly carried out when the ginger seedlings grow to 7 to 8 leaves, the third topdressing is carried out when the weather turns cool after the beginning of autumn, and the fourth topdressing is mainly carried out during the vigorous growth period of ginger rhizomes. In addition, the amount of topdressing and fertilizer varieties should be determined according to the actual situation.

3. irrigation and drainage

Seedling Qi can not lack water, in order to ensure that seedlings grow healthy, need to pay attention to watering; in rainstorm weather should pay attention to timely drainage, avoid accumulated water to make ginger rot.

4. pest control

Before ginger sowing and germination, spray 50% acetochlor herbicide on the whole field; insect pests mainly include cutworm and white grubs, which can be controlled by phoxim sulfate spray; diseases mainly include ginger blast, which can be sprayed with 72% agricultural streptomycin 3500~4500 times solution.

After the small turmeric ripens, it is best to adopt the method of harvesting in stages and batches, so as to obtain higher benefits.