Dutch bean greenhouse cultivation techniques

Soil preparation is mainly based on direct seeding, ridge cultivation or cropping. Before planting, 2000 kg of organic fertilizer and 20 kg of superphosphate are planted in Mushi, and ridges or hoeing are done after ploughing and leveling. To promote premature and declining flowering nodes, soak germination before sowing, soaking for 2 hours at room temperature, 5 to 7 days at 5°C to 6°C, sowing when the buds grow to 5 mm, after sowing Watering in time. Take drills, row spacing 30 to 40 cm, spacing of 8 to 10 cm, covering soil 2 to 3 cm, 15 mu per mu of dwarf species, 12 kg of wild species.

The field management is not watered before emergence, and the vegetative growth period after emergence is dominated by cultivator weeds. Watering is appropriate and no cracking is required. The creeping species was framed when it was 30 centimeters in length. Sprinkle water before budding and water without flowering.

Dutch beans have nitrogen-fixing ability and do not need many fertilizers, but most varieties have strong growth potential and high planting density. Usually, they need to top-dress 3 times, the first time they are used for long-term use, 15 kg of compound fertilizer for mu, or 400 kg of human waste. ; Phosphorus and potash topdressing period, Mushi DAP 15 kg, potassium sulfate or potassium chloride 5 kg, the apparent effect of increasing production.

When the plant grows to 15 knots, it will be picked up and the old leaves and yellow leaves will be removed to improve the ventilation and light transmission conditions. In order to avoid falling flowers, 30 mg per liter of anti-dropping spray can be used.

Sodium Copper Chlorophyll

Sodium Copper Chlorophyllin by structure is a water soluble salt. It is processed by the alkaline hydrolysis of chlorophyll using copper. Sodium copper chlorophyllin is derived through the process of alkaline hydrolysis where the magnesium atom is replaced with sodium and copper.
Sodium Copper Chlorophyllin is a natural green pigment which is obtained through extraction and refining processes from natural green plants or silkworm feces . Sodium copper chlorophyllin is stabilized chlorophyll, which is prepared from chlorophyll by saponification and replacement of magnesium atom with copper and sodium. It is dark green to blue black powder, easily soluble in water but slightly soluble in alcohol and chloroform, with transparent jade green water solution without sediment.

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