What are the vegetables grown in Hainan?

There are many vegetables planted in Hainan, such as cucumber, beans, loofah, wax gourd, bitter gourd, watermelon, wax gourd, lettuce, coriander, pepper, Dutch bean, mung bean, four-cornered bean, pumpkin, leek, eggplant and celery.

Hainan is an important vegetable base in China, with long summer and no winter, which is suitable for growing vegetables.

Hainan is located in the northern edge of the tropics and belongs to the tropical monsoon climate. It has always been known as a "natural greenhouse". The summer is long and there is no winter. The annual average temperature is 22-27℃, the accumulated temperature is 8200℃ or more 10℃, the coldest temperature in January is 17-24℃, and the annual illumination is 1750. Hainan Island is an ideal breeding base in South China because of its early spring, rapid temperature rise, large daily temperature difference, frost-free all year round and warm winter.

Hainan province has abundant rainfall, with annual precipitation1000 mm-2,600 mm and average annual precipitation 1639mm, with obvious rainy season and less rainy season. May ~ 10 is the rainy season every year, and the total precipitation is about 1500mm, accounting for 70 ~ 90% of the total annual precipitation. The main rain sources are frontal rain, thermal thunderstorm and typhoon rain. The rainy season is 1 1 until April of the following year, accounting for only 10 of the annual precipitation.

The perennial vegetable base area in the province is 154700 mu, and the actual planting area is 1 17900 mu, with a planting rate of 76.22%. The greenhouse construction area is 23,200 mu, the greenhouse planting area is1.300 mu, and the greenhouse utilization rate is 55.89%. The traditional scattered planting area of perennial vegetables is about 1255438+00000 mu.

Four-cornered beans are characteristic vegetables in Hainan.

Four-cornered beans, also known as dragon beans, four-cornered beans, peach beans, wing beans, wing beans, yellow beans, fragrant dragon beans, and night beans. Tropical rain forests native to tropical Africa and Southeast Asia; In China, it mainly grows in Hainan and Xishuangbanna.

The shape of beans is a bit odd, rectangular, and the length is probably a little longer than the palm of your hand. Seen from the cross section, four corners protrude outward, like the English letter "X".

Dragon bean is a kind of herbal medicine, which is the seed of the tropical plant Celastrus orbiculatus. Also known as arhat beans, arhat beans can be found in the Supplement to Southern Materia Medica, which says: "Trees crawl, such as grass vines, their sons are purple and black, and one is like a bean. In fact, it is cooked once every three years, and its horn is like a bow bag. If it is an egg, the eggshell is purple-black, and the Dan medicine is stored in the eggshell, which is not bad after years. Take its kernel as medicine and bake it. Dragon vine is native to Hainan, also known as the dragon crossing the river. It is mainly produced in the tropical rain forests of Thailand and Myanmar, and distributed in Hainan, China. Maturity is three years, flowering is one year, fruiting is two years, and maturity is three years. Celosia japonica is the longest vine in the world, with a maximum length of 30-50 meters and a fruit length of about 90 cm. It is also the largest leguminous plant in the world. Dragon bean is another name for dragon species.

Four-cornered beans are generally fried or fried with garlic, which is crisp and refreshing and has a unique flavor. Rich in protein, vitamins and various minerals, with high nutritional value, it is called "green gold".

Young pods and leaves are mainly used as vegetables, seeds and underground roots are mainly used as food, and stems and leaves are also excellent feed and green manure. Leaves, pods, seeds and tuberous roots can all be used as medicine, and have good curative effects on coronary heart disease, arteriosclerosis, cerebrovascular sclerosis, infertility, habitual abortion, oral inflammation, urinary system inflammation, eye diseases and other 19 diseases. Therefore, some people call winged beans "healthy food in 2 1 century" and "miracle plants". Winged beans are rich in vitamins and various nutrients, which have edible and medicinal values such as lowering blood pressure, beautifying and helping digestion. They are more effective than other beans and ordinary vegetables, and are known as "the king of beans".