Rosa fertilization management

Depending on the season, it is 25% in summer and 12.5% ​​in winter. A variety of nitrate- and nitrogen-based fertilizers can be used, but urea should not be used, especially on clay ground, because urea can increase soil pH. Rosa fertilizes both root fertilization and extra-root fer.....

Reasons and Countermeasures for "Transferring Wate…

In the summer and autumn high temperature season, in the process of aquaculture, the pool fish suddenly reduced their food intake, the pool water was too thick or red, overnight changed from oily green to milky, and the aerator was activated, with a stench of stench; due to the sudden deterioratio.....

Chicken ring fermentation bed fermentation aid

Chicken ring fermentation bed fermentation aid Jin a baby fermentation bed fermentation agent use matters needing attention 1Start at a temperature of 15-20°C faster. 2 Dosage: 20 square meters of chicken ring (about 300 pieces), about 2 kg of fungicide, can be divided and spread by 3 slices:.....

Combustible gas alarm purchase small knowledge

1 According to the type of gas used for purchase, gas leak alarms are generally not general-purpose, natural gas alarms are used for natural gas, artificial gas alarms should be used for artificial gas, and liquefied petroleum gas alarms should be used for liquefied pe.....

Novel pillarless greenhouse production technology

The new pillar-free greenhouse frame Jinan City, Shandong Province, the new pillar-free greenhouse production training base is a research and development, production, sales, technical training in one of the high-tech agribusiness, my company and a number of technical centers have close technical c.....

Egg-laying chicken wings increase egg production

The “cut wings” method is used by hens to increase egg production by 8% to 20% and reduce feed consumption by 4%. The specific method is to heat and heat the electric iron, put the newly hatched chicks on the operating table, and use a hot electric iron to cut the joints of the sacrum.....