? Siphon principle to facilitate the inhalation of various forms of fertilizers and irrigation pipes into the irrigation, water and fertilizer irrigation of various crops
? According to crop and irrigated area selection of the corresponding specifications of fertilizer, too large or too small are not conducive to effective fertilization,
? If you can not determine, select the relevant specifications of the small and then with the injection package with the main pipeline installed in parallel with the control valve to adjust the amount of water to achieve the purpose of injection; if you determine the fertilizer is too small can adjust the amount of water through the valve to achieve the purpose of fertilization by extending the time .