Intercropping soybeans in corn not only improves land utilization, yields, and increases the multiple cropping index, but also cultivates soil fertility and increases farmers' income.
The key technology is: First, select corn varieties and soybean varieties. (Yunrui No.6, Soybean Variety Kaiyu No.12); Second, standard cultivation techniques: 2 rows of corn, 3 rows of soybeans, sowing width of 200cm, width and width of corn, row width of 160cm, small row spacing of 40cm. , Plant spacing 20cm (double plant 40cm), planting soybeans between corn rows, corn and soybean spacing 50cm, soybean row spacing 30cm, hole sowing, hole spacing 30cm, 4 seeds per hole, leaving 3 seedlings; 3 strengthen field management: 40 kg of urea for corn, 40 kg for controlled release fertilizer and 1 kg for zinc fertilizer. Soybean Controlled Release Fertilizer 20 kg; Fourth, good control of pests and weeds: 1-2 composite leaf stage after soybean emergence, 3-5 leaf stage of grass weeds, and 2-4 leaf stage of broadleaf weeds. †20-30 kg per package watered, sprayed stems and leaves to prevent weeds once in the corn 6?? 7 leaves, soybean leaves with love Miao, triadimefon, chlorpyrifos mixed control of corn, soybean diseases and pests twice.
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