1. Seedling replanting seedlings, seedling transplanting wheat seedlings after seedling emergence, seedlings should be timely reseeding. For wheat fields lacking seedlings and ridges, it is necessary to replant in time. Also in the 3 to 4 leaf stage, the defoliation and defoliation of defo…
Sandy sand has high sand content, good permeability, rapid soil temperature change, low nutrient content, and poor fertilizer retention. Therefore, when applying fertilizers, it is necessary to have a reasonable method of fertilization so as to prevent premature aging of the crop due to la…
The weak seedlings of topdressing wheat have fewer leaves and less secondary roots due to overwintering and are prone to frost damage. It is necessary to combine the roots of cultivator loose soil with roots from the end of December to the beginning of January of the next year, topdressing…
Tall fescue is also known as Festuca arundinacea and Frog-like Frog, which is a grass perennial herb. It has the characteristics of strong adaptability, medium quality and high grass yield. The warm temperate zone in the north of China and the subtropical zone in the south have been cultiv…
Fertilizers have had a large negative effect on agricultural production since they began to be used in large quantities in the mid to late 1980s. In particular, the impact of cultivated land quality is prominent, first of all in the decline of soil aggregate structure, increase in block st…
Release date: 2009-10-27
At the first national gynaecology application class for interventional ultrasound technology held recently…
Vegetable nutrient excess is a prominent problem in the current vegetable production: In order to pursue yield, many vegetable farmers blindly increase the input of fertilizer, which not only causes waste, but also causes vegetable nutrient excess.
What is vegetable excess nutritio…
(K brand in the same industry is also such a design, and T brand: -20 ° C ~ 40 …
Applications for cotton, corn, sorghum, sugar cane, rice, tea plantations, orchards, vineyards and non-cultiva…
1, species of blue fish using grass, green feed to raise herbivorous fish. It can be planted in the grasshopper or feed field using Sudan grass and ryegrass rotation method. Generally, Sudan grass is 667 square meters (mu) and 11000-12500 kg, and rye grass is 667 square meters, producing 7…