-
What herbicide is good for weed control in chive fields
1. Pre-emergence: 48% dinitramine, 3 to 3.75 liters per hectare applied after sowing and before emergence in seedling beds. 50% prometryn WP at 1.5 grams per hectare, applied after sowing and before emergence in chive seedling beds; 50% prometryn WP at 1.5 to 2.25 grams per hectare, applied to old chive fields after cutting once the wounds have healed and new leaves have grown.
-
How to control weeds in pollution-free sweet potato cultivation?
Commonly used herbicides for sweet potato are as follows: (1) Caochangmie (Leikela) 70% wettable powder, 3000-3750 grams per hectare mixed with 450-600 liters of water, applied before planting sweet potato or immediately after planting. Mainly controls Alopecurus aequalis, crabgrass, barnyardgrass, foxtail, ryegrass, goosefoot, smartweed,
-
Causes of Deformed Sweet Potato Storage Roots and How to Prevent Them
During the cultivation of sweet potatoes, we have all encountered the phenomenon of sweet potatoes forming some deformed storage roots. Some grow "misshapen," some are big at the head and small at the tail, forming burdock roots, some develop cracks, and some storage roots become hard, as if "red blood streaks" have grown inside them, and so on. These phenomena
-
How do you use a wheat seeder? Remember these 10 key points
Machine sowing of wheat has the characteristics of uniform sowing, consistent depth, stable row spacing, good soil coverage, seed saving, and high work efficiency. To use a seeder correctly, you should grasp the following 10 key points: Maintenance before entering the field for work. Clean out debris in the seed box and
-
Cultivation Techniques for Cut Roses in Solar Greenhouses
1. Soil preparation: Cut roses, also known as Chinese rose, have a cultivation cycle generally of 4-5 years or even longer. Therefore, fertile, loose, neutral loam with good aeration, good drainage and a granular structure should be selected. Before planting, the soil must be disinfected. Formalin,
-
Why Are Orchid Leaf Tips Turning Brown and Withered? Causes and Control Methods
Orchid leaf tip scorch is one of the common and frequently occurring diseases. It damages the integrity of the orchid leaves, affects their ornamental value and economic value, and also seriously affects the healthy growth of the orchid plant, and may even endanger the life of the plant. After years of practical exploration, it is believed that
-
How to Grow Lilies? Detailed Key Points for Cultivation in Solar Greenhouses in Northern China
Facility Conditions Irrigation systems used in Northern China include drip irrigation, sprinkler irrigation and homemade sprinkler irrigation, among which the common ones are flood irrigation and homemade sprinkler irrigation. The advantages of flood irrigation and homemade sprinkler irrigation are that they are economical and practical. The disadvantage of flood irrigation is that the moisture is not easy to control, and it will increase the greenhouse temperature,
-
Key Technical Points for Greenhouse Cultivation and Management of Dragon Fruit
Dragon fruit, also known as red dragon fruit, green dragon fruit, immortal honey fruit, etc. Currently cultivated varieties mainly include white dragon fruit, red dragon fruit, and yellow dragon fruit. Dragon fruit is very nutritious, mainly containing vitamins, cellulose, glucose, carotene, fat, amino acids, and
-
What to do about navel orange fruit cracking? Clever use of EM stock solution can prevent and control it
To prevent navel orange fruit cracking, there is usually no ideal technique. Only by adopting measures such as selecting excellent varieties; strengthening soil management, timely irrigation, scientific fertilization, and applying growth regulators can fruit cracking be minimized. But some fruit growers, in practice, found that spraying EM chlorophyll
-
Key Technical Points for Spring Management of Apricot Trees in Greenhouses
In winter-warm greenhouses, the fruit development period of apricot trees runs from mid-February to the end of April. This period is divided into three main developmental stages. The first stage is the first rapid growth period of the apricot tree and the new shoot growth period, lasting 28-34 days; the second stage is the pit-hardening period, lasting 8-12 days; the third stage is the apricot
条件筛选