To be excellence from the start is always Zhengli's goal for over 25 years and for future. With every effort in combination of R&D, manufacturing, quality and commercial development, Zhengli has a wide variety of tailored primary packaging solutions to meet your specific needs and offer it up to your competitiveness. Tailored choice can be applied for vials, cartridges, ampoules, syringes and other glass containers including pre-fillable, siliconized, frosted, amber and silk screen laser marking.
We can produce Pharmaceutical Packaging,Sample Glass Vials,Customization Pharmaceutical Packaging, Customized Bottles, Customization vials
. siliconized
. frosted glass
. silkscreen & laser print
Customization Pharmaceutical Packaging,Sample Glass Vials,Customization Pharmaceutical Packaging,Customized Bottles Ningbo Zhengli Pharmaceutical Packaging Co., Ltd. , http://www.zlpharmapkg.com
Cucumber yellow leaf disease
Symptoms (1) When cucumbers are cultivated in winter, from the harvesting stage, the middle and upper leaves of the plants are sharply yellowed; (2) In the morning, the back of the leaves is immersed and the symptoms disappear at noon; (3) After a few days, the water is soaked. Parts gradually yellow. Diagnostic guidelines (1) This symptom is limited to the occurrence of cold and weak growing varieties; (2) Chemical analysis of the contents of certain single elements in leaves of the yellowing leaves, such as nitrogen, calcium, magnesium and manganese; and other elements The content is high, such as high carbon content and unbalanced nutrient elements; (3) the carbon content of yellow leaves is high; (4) the amount of roots in plants of yellow leaves is significantly less. Yellowing characteristics (1) mostly occur on the upper and middle leaves of the plants; (2) occur from the harvest period; (3) the leaves appear behind the leaves and disappear at noon; (4) the final whole leaf yellows; 5) In addition to the symptoms of the aerial part, the amount of roots can be examined, and a small amount of roots is a feature. Easy to occur conditions (1) lack of light during the low temperature period; (2) more fertilizer and more water. Prevention and treatment methods pay attention to water and fertilizer management, fertilizer should not be too much.