What temperature is suitable for the growth and development of sorghum?
What temperature is suitable for the growth and development of sorghum? Please introduce that the optimum temperature for sorghum seed germination is 1835 ℃, the temperature is too high, the seedlings are high and thin; if the temperature is too low, pollen seeds will occur in the heavy ones, and the seedlings will grow slowly in the light ones. The optimum temperature for seedling growth and development was 20: 25 ℃ and 25: 30 ℃ during jointing and booting. The suitable temperature during heading and flowering period is 2630 ℃. Too high temperature can cause pollen drying and failure of some spikelets, low temperature will cause glume not to open, anther will not crack, the amount of pollen will be reduced and the flowering period will be delayed. In the later stage of growth, the suitable daily average temperature was 20-24 ℃, and the grain filling stopped when the daily average temperature dropped below 16 ℃. Click to get more sorghum planting technology click to get more grain planting technology
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What diseases should be controlled when planting soybeans?
What diseases should be controlled when planting soybeans? Please introduce the diseases that need to be controlled in planting soybean: 1. Soybean root rot: the disease can occur and cause damage throughout the growth period of soybean, with a yield reduction of 25-75% or more. The protein content of the damaged seeds decreased significantly, and the main symptom was the appearance of black brown at the base of the stem.
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What is the water suitable for the growth and development of sorghum?
What is the water suitable for the growth and development of sorghum? Please introduce the soil moisture content 15% to 20% before sowing. The water demand at the seedling stage accounts for 8% to 15% of the total water demand during the whole growth period. When the soil water content is 50% ~ 65% of the maximum field water holding capacity, it is the most suitable. Properly control soil moisture in the seedling stage.
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