When boron is deficient in rapeseed, its roots, stems, leaves, flowers, buds, and fruits are not able to grow normally. In particular, it is thought that the "yoke" appears due to the degradation of floral organs, which leads to the formation of flowers, which leads to a significant reduction in rapeseed yield. . Brassica napus deficiency can show symptoms at all stages of development, with the most obvious seedling stage, bud stage and flowering stage.
The seedling root system is stunted, the growth is slow, and the fibrous roots are less; the root tip has a small nodule; the root neck enlarges, the severe epidermis turns brown, the cortex is cracked or even necrotic, and it is easy to die. After the transplanting, the rapeseed is slow in growth, new leaves are not long, the leaves are deformed, small and hypertrophy, the leaf margin is reeled and shrunk, the veins turn green and turn yellow, the leaf color is dark green and matte, and the leaf edge turns purple or purple in the entire leaf. .
The buds rhizomes inflated, the roots appear hollow, and the root epidermis is brownish-brown. The leaves are thick and fragile, the leaf margins are rewinded, the foliage is uplifted, uneven, and the leaves fade into blue and purple spots. The growth of stolons is not normal, the pods are short, the plants are dwarfed and even withered.
DOUBLE ANGLE MILLING CUTTER(HSSCO-TIN)
Production process: Using full CNC grinding machine, full grinding technology, with sharper tip and easier to cut the key. The cut key is smooth and burr-free;
Material: It is made of HSSM35 material imported from Japan, high temperature quenching, hardness reaches HRC64-65, ultra-high temperature quenching, high hardness, copper key and iron key are available, good wear resistance
Suit for machine: It is suitable for all kinds of single-head and double-head key machines. It can be used by any quality machine. It does not need to change the machine and also can process copper keys and iron keys on same key machine. No longer needs to change the cutter.
Before running the machine, it is necessary to accurately adjust the cutter to ensure the key blank and the parent key are matching, and to avoid the tool being broken due to the unstable key assembly.
The cutter is clamped on the machine and the key blank and the parent key are fixed on the clamps. Do not clamp the key blank too tight. The patent key is close to the tracer and the key blank is close to the cutter. If the key blank is not fastened, the key blank should be removed and reclamped.
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