The harm caused by the direct cause of a drug is called the drug harm. Commonly used in production are stone sulfur mixture, sulfur powder, sodium pentachlorophenol, ammonium and copper sulfate. In addition, there are some pesticides …
Dwarf yam is generally planted in February-March, and excavation begins in September-December.
1. Soil selection: The soil with deep loose soil and sandy loam with water source should be selected.
2. Preparation and treatment of seedlings
2.1 Planting of yam medlars…
It is now the season for kiwi flower buds to germinate, and it is already possible to distinguish which are flower buds and which are leaf buds. Therefore, one of the most important tasks of pruning kiwi trees this season is to wipe the buds.
…It is understood that summer pruning can lay the foundation for increasing production and can control prosperity. The summer pruning methods of pear trees mainly include pulling branches, opening angles, sparse branches, wiping buds and topping. <…
Careful farmer friends may notice that corn grows in different sizes during the growth process. The productivity of a single plant of corn is high. If one plant is lacked, the yield is 150-300 grams, and the shortage of seedlings is 10%. The yield…
Production practice has proved that in addition to selecting good varieties of peanuts, scientific fertilization can often increase the yield by 10% to 30%. In the process of peanut growth, it is very sensitive to calcium, magnesium, sulfur, molyb…
Jujube trees have a large amount of flowers, but the fruit setting rate is very low, generally accounting for only about 0.6% of the flower amount. The fruit setting rate of old trees is lower, and some are less than 0.1%. So how can we encourage …
Before sowing seedlings, gourd seeds are treated with 55 ℃ ～ 60 ℃ water + new high-fat film for 15 minutes, which can evade underground diseases and insects, isolate virus infection, strengthen breathing strength, and increase see…
1. Reapply organic fertilizer
The organic fertilizer shall be applied after fermenting and decomposing by high-temperature composting or biogas fermentation. This can kill germs and eggs, reduce the application of pesticides, and improve t…
Maize begins to enter the reproductive growth stage after tasseling, during which the leaf area coefficient reaches its maximum. The spinning period is the most critical period to determine the number of grains. After entering the grain period, it…