How to breed pigeons

Prepare eggs before preparation Egg production begins 8-10 days after pairing. At this time, the animals should be caged, ready to produce egg nests, and a layer of linen pieces should be laid inside to avoid breaking the eggs. Check whether there are loopholes in the cage to prevent interference

How to fertilize in the old greenhouse

For the old greenhouses, the most prominent problem is the soil salinization, and the most prominent cause of soil salinization is long-term, large-scale use of fertilizer by vegetable farmers. Older sheds are poor in heat insulation, and they are prone to rooting after winter. Therefore, in the s

How to formulate fertilizer?

Answer: The production of 1000 kg of tomato requires 4 kg of nitrogen (N), 4.5 kg of phosphorus (P2O5) and 4.4 kg of potassium (K2O). The ratio of nitrogen, phosphorus, and potassium is 1:1:1. Calculated according to 5,000 kilograms per mu, 2,000 mu of organic manure, 15 kg of ammonium sulfate, an

What are the main points for bee breeding?

Reinforced copulation After spawning, the new bee queen of the copulation group can use the cover spleen raised from the strong group to fill in the box every other week. At first, the young bee is added and then the cover spleen without the bee is added later to gradually make up the spleen. 6 b

"Scientific vegetables must-have book"

1. Vegetables are mostly nitrate-like nitrate crops that are sensitive to ammonia nitrogen. Ammonia nitrogen should not exceed 1/3 of the total nitrogen fertilizer application, otherwise it will affect the absorption of calcium and magnesium. 2. The vegetables are high-fertilizer crops, which nee