Spinach cultivation in early spring

Spinach early spring planting technology

1, common varieties

a, autumn spinach: Plowhead spinach, Hua Bo 1, Guangdong round leaves, spring and autumn leaves;

b. Overwintering spinach: Yuan Ye Bo, Chi Yuan Ye Bo, Hua Bo No. 1, Liaoning Yuan Ye Bo;

c, summer spinach:

What are the hazards of excessive use of chemical fertilizers on crop soils?

Fertilizer is a necessity for crops, and fertilizer is the first choice for many farmers. Rational application of fertilizers has an effect on increasing crop yields. However, if fertilizer is applied excessively, it will be counterproductive, not only for crops but also for soil. In this i

How to increase urea utilization

Urea contains 46% nitrogen, which is the most commonly used high-quality nitrogen fertilizer in production. However, the utilization rate of urea in soil is usually only 45% to 50%. So, how to increase the utilization of urea?

One, deep urea

Whether as a base fertilizer or

Summer cherry fertilization into the four errors

The cherry is mostly picked from late May to late June. At this time, it is during the busy season. The management of fruit picking in the summer is easily overlooked. There are also some misunderstandings in the fertilization management of summer cherry, which needs to be corrected and im

Immune thrombocytopenia or new treatment

Recently, the authoritative academic journal Hematology in the field of international hematology published the research papers of Chinese scholars in the form of cover pages. The study found for the first

Vegetable production small coup: more spray vinegar

Why use vinegar to spray vegetables?

1, vinegar contains more acetic acid and traces of lactic acid, amino acids, carbohydrates, carbohydrates, glial, protein and contains glycerol, aldehyde compounds and various salts.

2. These substances sprayed on vegetables can be direc

Analysis of Structural Characteristics of Gas Chromatograph

Advanced microcomputer system, excellent control function
The excellent performance of the microcomputer temperature control system adopts international advanced control technology, high temperature control precision (better than ±0.05 °C), high reliability and

Onion seedlings have high yield

Although the reproductive process of welsh onion is relatively simple, the technical requirements of field management are relatively high. In order to achieve high yield and high quality, the management measures are summarized as follows:

1. Early planting and early transplanting,