Scientific elements of raising sheep

The five key elements of sheep farming—often referred to as "Pipe, Election, Match, Education, and Defense"—are the result of long-term practical experience in breeding management, selection, feeding, and disease control. These principles guide farmers in optimizing productivity, improving economic returns, and ensuring sustainable practices. "Pipe" refers to scientific feeding and management techniques. Successful sheep farmers often use a combination of grazing and supplementary feeding. This approach reduces reliance on natural pastures while increasing efficiency through better resource management. By carefully selecting high-quality forage, silage, and straw, farmers can ensure that their sheep receive balanced nutrition throughout the year. Additionally, flexible grazing methods are employed, such as grouping flocks by age, sex, and size, with each group ranging from 50 to 100 animals. Fattening sheep and breeding ewes graze in different areas, and grazing schedules are adjusted based on the sheep’s eating patterns. This includes rotating pastures to prevent overgrazing and using a method known as “starry sky” grazing, where sheep are allowed to graze in fresh areas after being fed partially. This system helps maximize feed utilization and improves herd health. "Election" involves selecting the best breeding stock. Farmers regularly cull underperforming or older sheep, while maintaining a well-structured flock. The goal is to improve genetic quality and increase productivity. Key stages such as birth, weaning, and reproductive performance are closely monitored. Typically, 15%-20% of old or low-performing sheep are removed, while 35%-40% are retained. Rams are introduced from high-quality breeds like Suffolk, Dorset, or Boer goats, rather than using local males. This ensures a more productive and resilient flock. A healthy age structure is maintained, with 15%-20% young sheep (0.5–1.5 years), 65%-75% adult sheep (1.5–4 years), and 10%-20% older sheep. Ewe numbers are kept at 65%-70%, with 45%-50% being fertile, which directly impacts lambing rates and profitability. "Match" refers to the mating process. Careful pairing of rams and ewes, along with controlled breeding techniques, ensures optimal reproduction. Artificial synchronization of estrus allows for better planning of lambing seasons. This leads to higher conception rates and healthier lambs. Breeding is done in concentrated periods to ensure that all ewes are ready to give birth simultaneously, which simplifies management and improves overall productivity. "Education" focuses on the care and feeding of ewes during critical periods, such as late pregnancy and early lactation. Proper nutrition is essential, with a diet consisting of corn, bran, cake, alfalfa meal, bone meal, salt, and other minerals. Supplements are given twice daily, and clean water and hygiene are strictly maintained. After lambing, special attention is given to both the mother and the newborns. Lambs are provided with high-quality forage and concentrate, starting at 10–14 days old. Feeding amounts vary by age, with gradual increases to support growth and development. "Defense" is about disease prevention. Regular vaccinations, deworming, and medicinal baths after shearing help reduce illness. Insects are controlled in spring and autumn, and the barn area is cleaned with ash and vegetation to maintain hygiene. Sick animals are isolated to prevent the spread of disease, reducing mortality and improving overall flock health. By following these five key elements, farmers can achieve better productivity, healthier livestock, and greater economic returns.

Roughness Profilometer

Roughness Profile Measuring Instruments all-in-one machine is an all-in-one machine for measuring profile shape and surface roughness, which has the powerful function of analyzing and measuring profile shape and surface roughness. Realize accurate measurement of dimensions, shape and roughness. It is mainly used to measure the parameters of the surface micro-geometry and macro-geometry of mechanical parts such as straightness, inclination, angle treatment, roundness treatment, double-groove treatment, double-arc treatment, etc.

Performance characteristics
1. High accuracy, high stability and high repeatability: meet the measurement accuracy requirements of the measured part.
1) Select high-precision grating measurement system and high-precision inductance measurement system, with high measurement accuracy;
2) Independently researched and developed high-precision grinding guide rail system, which has good wear resistance of guide rail materials and ensures stable and reliable operation of the system;
3) High-performance linear motor drive system ensures high measurement stability and good repeatability.
2. Intelligent management and detection software system:
The operation interface of the instrument is friendly, the operator can easily master the operation of the instrument, and the use is very simple.
1) The company has accumulated many years of practical measurement software design experience to provide customers with simple, practical and fast operation experience;
2) The company has invested many years of human resources in the development of instrument software, with special software copyright;
3) With powerful functions, it can automatically process data, print reports in various formats, and automatically display, print, save and query measurement records;
The data can be archived or printed in a centralized manner, which does not take up the verification operation time;
4) The measurement range is wide, which can meet almost all types of workpiece profile measurement, including special measurement functions of special workpiece screw, bearing, thread and other profiles;
5) The measured section can be selected automatically and manually for evaluation, and software functions can be customized according to customer requirements;
6) Powerful CNC automatic measurement and automatic labeling analysis function;
For large quantities of the same type of workpiece, it can carry out CNC measurement, automatically analyze and process the data, and carry out SPC statistics on the data, and can carry out statistical analysis in various ways to give quality control guidance;
7) It can automatically record and save all verification results by using computer large-capacity database storage.
3. It can also measure surface roughness and contour shape
With the same main body, you can only switch different modules to measure the profile shape and microroughness of the product.
4. Multi-parameter evaluation
The roughness can be automatically evaluated according to different standards, including Ra, Rp, Rv, Rz, Rt, Rmax, Rq, Rsk, Rku, RSm, RPc, Rdq, Rdc, Rmr and P parameters, W parameters, Motif parameters, Rcore parameters and other multi-parameter evaluation.
5. Thickness parameter measurement
When measuring the roughness parameters, the height and thickness of some film steps within 600 microns can be measured simultaneously. The measurement is convenient, and the accuracy is controlled within 2% H (H, the total height of measurement). It is especially suitable for high-precision measurement occasions without scratches.
6. Measuring force system:
With the voice coil motor force measuring system, the force measurement can be continuously adjustable from 10 to 150 mN, and the force measurement resolution can reach 0.2 mN; It avoids the force measurement error caused by the vibration of the surrounding environment when the old weight is loaded, and reduces the measurement error caused by the change of the force measurement.
7. Intelligent protection system:
The instrument is protected by hardware and software in all directions, which can effectively protect the instrument host and probe, and reduce the probe and instrument damage caused by personnel's operation errors.
8. Flexible manual control:
The instrument is equipped with a special separating operating rod, which can be placed at any position to control the operation when the instrument is operated and moved, and the measuring needle can be roughly positioned before measuring the workpiece; In the case of leaving the computer, the operating rod has the functions of moving the measuring needle left and right/up and down, emergency stop, the angle swing of the measuring rod up and down, and multi-level speed adjustment.

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Zhejiang dexun instrument technology co., ltd , https://www.dexunmeasuring.com