There are coups to prevent fertilizers

There is a relationship between fertilizers and a contradiction between fertilizers. If more phosphate fertilizer is applied, the excess available phosphorus will combine with the available zinc in the soil to form insoluble zinc phosphate precipitation, which will cause the lack of available zinc in the soil. Not only that, the excess available phosphorus can also inhibit the absorption of nitrogen by crops, causing nitrogen deficiency. Another example is to apply more potassium fertilizer. The excess potassium will reduce the absorption of nitrogen, magnesium, calcium, boron and zinc by the crops, causing the crops to lack these nutrients. In addition, even organic fertilizers should not be used too much.

To prevent "compromising" between fertilizers, the following methods can be adopted:

1. As far as possible to achieve balanced fertilization. Partial application or more application of elemental fertilizers to crops will not only cause waste and increase production costs, but also easily lead to the lack of some other nutrient elements. When fertilizing, it is necessary to meet the requirements of the amount of income according to the different fertilizer structure of crops and the fertilizer supply capacity of the soil.

2. According to the crop's demand for the most nutrient elements, the ratio should increase with the increase, or decrease with the decrease. Compared with simple fertilizers, the ratio of nutrient elements in compound fertilizers or compound fertilizers is more appropriate and coordinated. Therefore, compound fertilizers should be used as the main fertilizer when fertilizing, and elemental fertilizers should be used as supplements. For example, for crops that require a large amount of potassium such as tubers and roots as harvest objects, they can be added appropriately on the basis of applying sulfur-based compound fertilizers. Potassium sulfate elemental fertilizer is used as a supplement.

3. Stagger the application period or application site. If zinc fertilizer and phosphate fertilizer are mixed, it will inevitably produce "combination". Therefore, phosphate fertilizer should be used as base fertilizer or base fertilizer, and zinc fertilizer should be used as topdressing. Nitrogen, phosphorus, potassium and other macro-element fertilizers should be mainly rhizosphere topdressing, and micro-fertilizers should be sprayed on leaves.

4. Reduce the scope of contact. Nitrogen and potassium fertilizers can be applied by spreading methods; phosphate fertilizers can be concentrated fertilization methods; micro-fertilizers can be seed dressing, seed soaking, root dipping methods, etc., so that the trace elements are limited to the roots in a small range, try not to use a large amount of Element contact.

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Food Preservatives

Food Additives are divided into Food Preservatives and Natural Colorants. Food Preservatives are those that continuously inhibit the growth of microorganisms whose metabolic substrate is spoilage. It is important that it can inhibit the occurrence of the most perishable effects under different conditions, especially when the general sterilization effect is insufficient. Mineral oil, coal tar and tannin for the preservation of fiber and wood; formaldehyde, mercuric, toluene, butyl p-hydroxybenzoate, nitrofurazone derivatives or balsam resins for biological specimens. The use of preservatives in food is limited, so some physical methods such as drying and curing are mostly relied on. Special preservatives include organic acids such as acetic acid, vegetable oils with oleic acid as components, mustard seeds and other special essential oil components. For the local area of the organism (such as the surface of the human body or the digestive tract), various preservatives (such as iodoform, phenyl salicylate, aniline dyes or acridine pigments, etc.) can be used according to the specific conditions.

Common preservatives include Monohydrate Citric Acid, Turmeric Curcumin, Eggshell Membrane Extract Powder.

Benzoic acid and salt: carbonated beverages, low salt pickles, preserves, wine, fruit wine, soft candy, soy sauce, vinegar, jam, fruit juice drinks, bottled fruit and vegetable juice for food industry.

Potassium sorbate: In addition to the above, there are fish, meat, eggs, poultry products, fruit and vegetable preservation, collagen casings, jelly, lactic acid bacteria drinks, pastries, fillings, bread, moon cakes and so on.

Sodium dehydroacetate: beancurd bamboo, pickles, orange juice.

Propyl P-hydroxybenzoate: fruit and vegetable preservation, fruit juice, jam, pastry, egg yolk, carbonated beverage, vinegar, soy sauce

Calcium propionate: wet flour products (cut noodles, wonton skin), bread, vinegar, soy sauce, pastry, soy food.

Sodium diacetate: In various pickles, flours and doughs.

Sodium lactate: roast meat, ham, sausage, chicken and duck products and sauce and marinade products.

Lactococcus: canned vegetarian foods, vegetable protein drinks, dairy products, meat products, etc.

Natamycin: cheese, meat products, wine, fruit juice drinks, tea drinks, etc.

Hydrogen peroxide: Fresh-keeping raw milk, dried bean curd in bag

Food Preservatives,Sorbic Acid,Sodium benzoate,Halal Eggshell Membrane Extract,Eggshell Membrane Extract Powder

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