Tomato yellow and white seedlings are generally caused by iron deficiency. When iron deficiency, tomato leaves yellow and white, veins between the chlorosis, was reticular veins, severe yellow leaves, sometimes purple or pink, green leaves semi-negative necrosis, when the fruit is not mature and red Orange. The prevention measures are as follows:
First, rational fertilization controls the amount of phosphate fertilizer, zinc fertilizer, copper fertilizer, and manganese fertilizer. For iron deficiency caused by potassium deficiency. Potassium can be used to relieve or even completely eliminate iron deficiency.
The second is to improve the soil to improve the soil, reduce the pH value of the soil and increase the iron supply capacity of the soil.
The third is the application of iron fertilizer due to iron deficiency often occurs in the calcareous soil, soil fertilization is very easy to be oxidized and ineffective, so you can use foliar spray method, such as foliar spray 0.2-0.5% of inorganic iron Or chelate iron solution. Foliar can be added with appropriate amount of urea.
First, rational fertilization controls the amount of phosphate fertilizer, zinc fertilizer, copper fertilizer, and manganese fertilizer. For iron deficiency caused by potassium deficiency. Potassium can be used to relieve or even completely eliminate iron deficiency.
The second is to improve the soil to improve the soil, reduce the pH value of the soil and increase the iron supply capacity of the soil.
The third is the application of iron fertilizer due to iron deficiency often occurs in the calcareous soil, soil fertilization is very easy to be oxidized and ineffective, so you can use foliar spray method, such as foliar spray 0.2-0.5% of inorganic iron Or chelate iron solution. Foliar can be added with appropriate amount of urea.
Sweet pepper should be a very common vegetable, and it is also loved by the people. Moreover, this pepper has no spiciness, so it can be eaten by the elderly and children.
Then sweet peppers are generally used as side dishes. Sweet peppers have the effect of improving eyesight, improving immunity, and can also diuretic and stomach and so on.
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