2, the origin of the lemon in India, but also said in southwestern China and the north of Myanmar, in our country's planting time is not long, the number of planting is not much.
2, lemon origin environment 1, lemon is not very strong adaptability, like in a warm environment, neither cold nor heat, subtropical areas are most suitable for cultivation.
2, the most suitable in the average annual temperature of 17-19 ℃, the annual effective cumulative temperature of more than 5500 ℃, the annual precipitation of more than 1,000 millimeters, more than 1,000 hours of sunshine in the environment.
3, when planting choose warm and deep soil, well-drained gently sloping land, soil PH value between 5.5-7.0.
4, lemon's plant growth is more rapid, in the plant reaches 3-6 meters, need a lot of fertilizer, a few times a year, pumping, flowering, fruit, according to the management of the good and bad to determine the level of production.
Three, the lemon's botanical culture 1, in the 15th century, European adventurers in pursuit of spices and gold, and long-distance voyages, resulting in a kind of scurvy.
2, in 1593 died of scurvy seafarers reached more than 10,000 people, some of the French explorers wintering in Canada found that the Indians drink a kind of tea soaked water can actually cure scurvy.
3, the study of scurvy is from 1745 to 1755 years began, the British doctors try to use a variety of fresh vegetables, fruits and medicines to test, in the use of lemons, but there is a great effect.
4, in 1795, the British Navy used this method, so that the Navy are drinking lemon leaf water, two years after the scurvy is gone.