The farmer said: "Change crops as above", "Change crops without soil, one mu per stone, five", all powerfully illustrate the effect of crop rotation on increasing production(200 cell seed trays wholesale). Practice has proved that rotation is also one of the measures to ensure strong seedlings and high yield. Rotation can make full use of soil nutrients. Rotation is also known as commutation or stubble(plastic seed trays). The lack of a certain nutrient element, thereby reducing the quality of seedlings.
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That is to say, two years of continuous cropping is not good enough for a year of leisure(200 cell seedling trays wholesale). Rotation has a long history in China, and the working people have a deep understanding of the significance of rotation. In the Han Dynasty more than 2,000 years ago, "The Book of Sacrifices" has pointed out: "If you can’t marry at the age of two, you will rest at the age of one. "(100mm plastic grow pots). There are three reasons why continuous cropping reduces the quality and yield of fungi.
(plastic propagation containers wholesale price thailand)For example, conifers require more chlorine than broad-leaved trees, but less phosphorus, so it is easy to cause soil to grow a seedling in successive years(32 cell seedling trays wholesale). However, considering the benefits of continuous cropping mycorrhizal fungi, pine seedlings can be used for continuous cropping or sowing and rotation of transplanted seedlings if the disease is not serious(plastic garden pots wholesale). Different types of trees or crops absorb different types and amounts of nutrients from the soil.
Practice has proved that continuous cropping is easy to cause diseases and insect pests or the quality of seedlings is reduced due to other reasons, and the yield is greatly reduced(1 gallon nursery pots wholesale). The second is to cultivate seedlings of the same tree species for a long time, which creates a suitable living environment for certain pathogens and pests, and makes them easy to develop, such as falling diseases and good insects(large plastic planters cheap). Crop rotation can improve soil structure and improve soil fertility.
After the seedlings are raised, not only less organic matter is left, but a lot of fertile soil fill is taken away(3 gallon nursery pots wholesale). Rotation planting crops, especially green manure crops, can greatly increase the organic matter in the soil fill and improve the soil structure. Rotation can prevent the leaching of soluble nutrients and inhibit the opening of saline-alkali soil(11cm plastic grow pots). Rotation is one of the important measures for biological control of pests and weeds.(plastic propagation containers wholesale price thailand)
This is mainly to change the living environment of pathogens and pests, causing them to lose their living conditions and die(5 gallon nursery pots wholesale). The seedlings of some three-legged tree species can secrete acids and toxic gases from the root system, and long-term accumulation will also have a toxic effect on the growth of seedlings(plastic flower pots wholesale). But for the species of mycorrhizal fungi such as Pinus (such as Pinus tabulaeformis, Pinus sylvestris var. To sum up, rotation has the following effects.
(plastic propagation containers wholesale price thailand)Simultaneous rotation has changed the farming system and the living environment of weeds, to a certain extent, it can suppress the growth of weeds(7 gallon nursery pots wholesale). It is a method of cutting and planting seedlings or other crops (such as agricultural crops or green manure crops) of different tree species in a certain order on the same secluded ground(nursery plant pots wholesale). Rotation can reduce and regulate harmful substances and gases accumulated in the soil fill.