How to grow cowpea (graphic)
Cowpea is one of our common vegetables, which can be categorized into two types: long cowpea and rice cowpea, and there are more farmers growing cowpea in our country. Then how to plant cowpeas? Today we will give you an introduction. 1, land selection, cowpea itself is resistant to barren, so the soil requirements are not high, general soil can be planted, but in order to yield and quality, you should choose a flat terrain, light, well-drained, good permeability of the soil; 2, sowing time, cowpea like warm climate, can be planted in the spring to the fall, but also can be planted throughout the year through the trellis technology, the general open-air planting in February to August, the temperature of this stage is suitable for cowpea, the temperature of this stage is suitable for cowpea, the temperature of this stage is suitable for cowpea. The temperature at this stage is suitable for the growth of cowpea, but it is most suitable from March to July. However, the climatic environment varies from place to place, so the sowing should be carried out according to the local climatic conditions and avoid the low temperature season. 3, sowing, sowing first to choose good quality varieties, sowing is generally used in the form of spot sowing, according to the plant row spacing 40 by 50 centimeters to open holes, each hole to put the seeds 2, after sowing the soil can be covered with 1 to 2 centimeters. Cover the soil after watering, and then cover the film insulation and moisturizing, in order to facilitate the emergence of seedlings, but in the summer live should pay attention to, not suitable for film cover, so as to avoid the temperature under the film lead to seed germination failure, and vice versa to pay attention to high temperature is not conducive to the seed germination, watering, keep the soil moist, in order to facilitate the emergence of seedlings; 4, field management in the sowing and transplantation of the early stage of attention to water management to ensure that seedling or viability, direct broadcasting to pay attention to the time, when growing 3 to 4 true leaves to set seedling, generally stay two strong seedlings per hole, set seedling found seedlings to make up seedlings in a timely manner to ensure that all seedlings, in a timely manner after the seedling fertilizer, vines and flowering and fruiting period require a lot of nutrients, are required to fertilize in a timely manner to ensure that the nutrients are sufficient.