There is no royal road to science, Only these who do not dream the fatiguing climate of its Steep Paths Have the chance of gaining its luminous summits.
There is no royal road to science, and only those who do not dread the fatiguing climb along steep mountain roads can hope to reach its glorious summit.
Arachis hypogaea (Leguminosae). Annual cultivated oil crops. The root has many nodules. 2 ~ 7 cm high. Even pinnate compound leaves, alternate, leaflets 4, obovate; Petiole; Stipules lanceolate. Flowers solitary or clustered in leaf axils; Calyx and receptacle form a trusteeship, pedicellate, and calyx teeth are 2-lipped; Corolla butterfly, yellow; 9 stamens are United, and the other one is degenerated; The ovary is hidden in the trusteeship, and after fertilization, the ovary stalk is rapidly extended and drilled into the soil to bear fruit. The pod is cocoon-shaped and oblong, 2 ~ 5 cm long, with reticulate surface, slightly constricted between seeds and no cracking; 1 ~ 4 seeds, thin seed coat, red. Originally from Brazil and Peru in South America, it has been cultivated for nearly 2 years. It was introduced to Europe from South America in 1492 and introduced to China in the 15th and 16th centuries. It is one of the four major oil crops in China. The oil content of seeds is 4%, which can be used to extract edible oil and dregs can be used as feed. Peanut seedlings can be silaged or dried to feed pigs.
groundnut
is also called "peanut" or "longevity fruit". Leguminosae, groundnut. Annual herb, stems spread on the ground, leaves with even pinnate compound leaves, four leaflets, flowers in summer and autumn, small flowers, butterfly-shaped corolla, flowers solitary or clustered in leaf axils, yellow; After flowering, the ovary develops into a cocoon pod. The seeds (peanut kernels) are oblong, ovoid, short, and reddish. Like high temperature drying, frost-resistant, suitable for slightly alkaline sandy loam. Peanut is native to Brazil, and it is widely cultivated in China, especially in the lower reaches of the Yellow River. The seeds are rich in protein and fat, and are mainly used to extract oil for eating or as non-staple food and candy. The shell can be used to make alcohol, furfural, etc., and the oil dregs, stems and leaves can be used as feed.