Rice field management is a crucial aspect of rice cultivation, directly influencing yield and quality. This article provides an in-depth analysis of key management practices at different growth stages to ensure optimal productivity.
After transplanting, the seedlings experience root damage, which temporarily reduces their ability to absorb water and nutrients. During this period, the above-ground growth stops, and leaves may turn yellow until new roots begin to develop. To support recovery, farmers should check for missing plants and fill gaps promptly to maintain proper plant density. Irrigation should be carefully managed—after transplanting, a shallow layer of water (about 1 inch) should be maintained. As the roots recover, green manure can be applied to stimulate new leaf growth, typically around 2-3 inches after transplanting. A small amount of ammonium sulfate (about 2 kg per acre) is recommended for this stage.
Pest control is also essential during this time. Leaf miners often move with the transplanted rice, so spraying with dimethoate can effectively manage infestations.
During the tillering phase, the focus shifts to promoting healthy root and shoot development. This is a critical period for determining the number of panicles. Early application of nitrogen fertilizer (around 2.5 kg of urea per acre) helps stimulate tiller growth, but over-fertilization can lead to weak, leggy plants. Maintaining shallow water levels (about 1 inch) encourages better nutrient absorption and oxygen availability. Farmers should also monitor for weeds and pests such as rice leaf blight, bacterial leaf blight, and insect pests like thrips and leaf rollers. Timely intervention is essential to prevent losses.
As the rice enters the long-spike stage, both vegetative and reproductive growth occur. The young panicles develop rapidly, and tillers begin to die back. Water management becomes even more important—keeping the field at a depth of 2-3 inches helps maintain stable conditions for panicle formation. At this stage, applying panicle fertilizer (2.5–5 kg of urea per acre) can enhance grain number and quality, but overuse must be avoided to prevent late-season growth issues.
During the heading and flowering stage, high temperatures and humidity increase the risk of rice blast. Proper field management, including balanced fertilization and adequate irrigation, helps reduce disease pressure. Chemical control measures, such as using tricyclazole or Shibaoke, are effective when applied according to guidelines and weather conditions. Regular monitoring is crucial to detect early signs of infection and take prompt action.
In the mid to late growth stages, maintaining a balance between water and nutrients is vital. Panicle fertilizer should be applied based on plant health, and granular fertilizer can help sustain leaf function and promote grain filling. Water management should follow a dry-wet cycle to encourage strong root development and prevent premature aging of leaves.
Finally, during the fruiting period, the goal is to maximize grain filling while preventing overgrowth. Irrigation should be adjusted based on the growth stage—keeping a shallow water layer during pollination, then alternating wet and dry cycles to improve root health and grain quality. Harvesting should be done at the right time, when the grains have fully matured and the stems and leaves have turned yellow.
Effective rice field management requires careful attention to each growth stage, ensuring that plants receive the right nutrients, water, and protection from pests and diseases. By following these practices, farmers can achieve higher yields and better-quality rice.
Agricultural Chassis Parts
This classification mainly includes the aluminum or zinc alloy die casting Chassis parts using in Agriculture area.
In the die casting process,higher specific pressure is required, so that higher filling speed can be obtained.which is beneficial for alloy to overcome mold filling resistance.and effectively fill each part of the cavity.The Casting General Tolerance is Grade GB-CT4.
Process Technology: High pressure die casting, Cold Chamber
Product Dimensions: Customized
Casting General Tolerance: Grade GB-CT4
Flow Processes: Die casting, Degating to remove the residual of the gate, Polishing and Deburring to remove the burrs, Polishing to remove the parting line, flash,CNC Turning, Cleaning, Packaging, Storaging, Shipping
Control Measure: Incoming Material Test, First Article inspection, Routing inspection, Final item inspection, and Outgoing quality control
Inspection Equipment: CMM, Caliper, Plug Gage, Screw Gauge
Application: Machinery Parts
Certificate: IATF16949:2016,ISO14001:2015,ISO45001:2018
Lead Time: 30-35 days
Trade Term: FOB Ningbo
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