What is the relationship between beet fertilization and soil conditions?

The influence of soil conditions on beet fertilization mainly includes the following aspects:

1 Effect of soil pH. First of all, the soil pH affects the choice of fertilizer type. Physiological alkaline fertilizers should be selected on acidic soils. In contrast, physiological acidic fertilizers should be selected. Second, the effectiveness of soil nutrients determines the availability and abundance of certain nutrients in the soil. At pH 7-8, the trace elements boron and manganese are the least effective, and the soil easily lacks these two elements. When the pH of the soil is 7 to 8.5, the phosphorus in the soil is the lowest, and phosphorus deficiency is likely to occur.

2 The effect of soil texture. In sandy soils, soluble boron is easily leached, and the probability of boron deficiency is greater. In addition, the effect of soil texture on fertilization methods can increase the amount of basal and seed fertilizers on soils with good fertility retention; on sandy soils with poor fertility, the amount of basal and seed fertilizers can be appropriately reduced to increase the amount and frequency of top dressings. .

3 The effectiveness and reserves of soil nutrients themselves. The nutrient availability and reserves of different soil types are quite different, and the proportion of different nutrient elements is also different. The absorption of various nutrients by sugar beet is a certain proportion. Therefore, it is necessary to fertilize sugar beets according to soil nutrient status. For example, in the black soil area, the proportion of three elements applied is N:P2O5: K2O is 1.5:1:1; in carbonate chernozem, N:P2O5: K2O is 1: 1.5:1.

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