Why is the cactus full of stabbing cactus so resistant to drought?

The root system is developed, and the fairy palm rooting system can absorb moisture from the ground to the ground; the cutting blades, the chip -shaped blades are very small, which can slow down the evaporation of water; Strong contraction, can also rely on fleshy stems to protect the epidermis in a drought -deficient environment; waxy stems and leaves, waxy stems and leaves can reduce water evaporation.

1. The root system is developed

Why is the cactus full of stabbing cactus so resistant to drought?

The reason why the cactus is drought is tolerant because its root system is very developed, not only can it go deep into the ground, but it can also grow and grow like the surroundings. The root system of some varieties can grow to tens of meters long, and go deep into the ground to absorb water. And the immortal roots grow very thick, and the rooting is also very firm, which can ensure normal absorption of moisture.

2, needle -shaped blades

Why is the cactus full of stabbing cactus so resistant to drought?

The leaves of the cactus are needed because they grow in a drought -deficient environment for a long time, and they cannot absorb their footsteps and cannot absorb their feet. In order to absorb more moisture and nutrient degradation in order to absorb more water and moisture. The area of \u200b\u200bthe needle -shaped blades is very small, which can slow the speed of moisture evaporation, thereby blocking more water.

3. Stems thick

Why is the cactus full of stabbing cactus so resistant to drought?

The stout and thick thickness of the stalk of the cactus, composed of many cell walls, softened stems, strong contraction with strong shrinkage Sex can enable it to expand its body to lock water. In a drought -deficient environment, the cactus rely on the stem meat to protect the epidermis, and there will be no dry condition.

4, waxy stems and leaves

Why is the cactus full of stabbing cactus so resistant to drought?

There is a layer of waxy substance on the surface of the cactus, which can resist ultraviolet rays. Dry and dehydration. It can also help reduce the evaporation of water, lock water, and better cope with the drought growth environment without dehydration and death.

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