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What are the main varieties of arrowhead? Introduction to common varieties

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(1) Shagu is a local variety of Guangdong. The plant height is 70-80 cm, and the spread is 60-70 cm. The corm is oval, 5 cm high, and 4 cm in transverse diameter; both skin and flesh are yellowish white. Each one weighs 40-60 g. It contains a lot of starch, has only slight bitterness, and tastes good. It does not store or transport well. From planting to first harvest is 110-120 days. In February, corms are used for raising seedlings; in July-August they are planted; from December to February of the following year they are harvested. The yield per mu is 1000 kg. (2) Bairou Cigu has a plant height of 70-75 cm and a spread of 80 cm.

(1) Shagu is a local variety of Guangdong. The plant height is 70-80 cm, and the spread is 60-70 cm. The corm is oval, 5 cm high, and 4 cm in transverse diameter; both skin and flesh are yellowish white. Each one weighs 40-60 g. It contains a lot of starch, has only slight bitterness, and tastes good. It does not store or transport well. From planting to first harvest is 110-120 days. In February, corms are used for raising seedlings; in July-August they are planted; from December to February of the following year they are harvested. The yield per mu is 1000 kg.

(2) Bairou Cigu has a plant height of 70-75 cm and a spread of 80 cm. The corm is flat-round, 4 cm high, and 5 cm in transverse diameter; both skin and flesh are white. Each one weighs 50-70 g. The flesh is relatively firm, slightly bitter, attractive in shape, high in quality, and keeps and transports well. It is mostly for export. From planting to first harvest is 110-120 days. In February, corms are used for raising seedlings; in July-August they are planted; from December to March of the following year they are harvested. The yield per mu is 1000-1200 kg.

(3) Guilin White Arrowhead is a local variety of Guilin, Guangxi. It has strong growth vigor. The corm is round, the skin is white with a pale blue tinge, and the flesh is white. The terminal bud is thick and strong, and each one weighs 40 g. The flesh is fine, the flavor is rich, and the quality is good. The growth period is 200-210 days, and the yield per mu is 1250-1500 kg.

(4) Laowugu, also known as Ziyuan. It is a local variety of Baoying, Jiangsu, and is now widely distributed throughout Jiangsu. The plant is relatively sturdy, and the stolons are uniform in thickness. The corm is nearly round, 4-5 cm in longitudinal diameter and 4-4.5 cm in transverse diameter, and each one weighs 20-30 g. The skin is bluish with purple, and the flesh is white. The quality is somewhat coarse. The growth period is 180-190 days, and the yield per mu is about 1000 kg.

(5) Shendang Arrowhead originated in Shendang, Haiyan, Zhejiang. The plant height is 70-80 cm, and the spread is 50-60 cm. The corm is elliptical and slightly flat, 5.5 cm in longitudinal diameter and 4 cm in transverse diameter; the skin is pale yellow, and the flesh is yellowish white. The flesh is tender, contains relatively much starch, has no bitterness, and is good in quality. Each one weighs 30-35 g.

(6) Suzhou Yellow Arrowhead originated in Suzhou, Jiangsu. The plant is relatively tall and the plant form is relatively open. The corm is oval, 5-5.5 cm high and 3.5-4 cm in transverse diameter, and each one weighs 28-30 g. The skin is yellow, and the flesh is yellowish white, with good quality. The growth period is 190-200 days, and the yield per mu is 750 kg.

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