High speed of absorbing. The longest time of natural saturated to absorb is generally about 15-40 minutes, the fastest time is 0.4 minutes. High utilization rate of water fertilizer. SAP form "small reservoir"in the soil. Make the trace elements reduce by one-third which take in fertilizing, irrigating (or rain) that make water and soil loss. When dry again, the security agent absorb enough water make the soil moist around supply water to roots. Even in the extreme desert and arid climate and rainfall reached 200mm a year, it also can plant trees.
