Purpose of colposcopy
1 : Identify and remove cervical precancerous lesions to prevent their progression to cancer;
2 : Select abnormal lesions, locate biopsy, and increase the negative rate of biopsy;
3 : Determine the extent of abnormal lesions, especially the extent of cervical lesions;
4 : Determine normal and abnormal scale junctions and transfer belts;
5 : Eliminate invasive cancer.
Bulk Blending Fertilizer (BB Fertilizer/Mixture of Fertilizer) is a kind of compound granular fertilizer mixed by several single fertilizers or compound fertilizers according to certain proportion. It has characters of granule uniformity, less water, moderate granule intensity, no agglomeration, easy to use and low cost.
The formulation (N,P,K content) of BB Fertilizer can be flexibly changed according to the crop`s nutrition requirement, local soil fertility, crops growing levels and other conditions, therefore BB Fertilizer is more scientific and targeted especially for balance fertilization.
High-nitrogen fertilizers refer to fertilizers in which nitrogen is higher than phosphorus and potassium.
High Nitrogen Fertilizer,Npk Bulk Blending Bb Fertilizer,High Purity Nitrogen Fertilizer,High Nitrogen Organic Fertilizer
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