Cotton rookie - Huakang III 4

2021-03-08 16:21:15

First, characteristics

This variety is strong at seedling stage, robust in the mid-stage, vigorously in the late stage, tubular in shape, indefinite fruiting branches, thick roots, firm stems and stalks, resistant to fall without bending, medium leaves, green-colored wrinkles, fine corolla, high resistance to pests The bell is excellent, the bell is round and big, it is not love, the fiber is good, the whole growth period is about 123 days, it is a normal spring second season cotton. About 152 cm in height, about 17 per plant branches, about 24 bells, about 8 grams of bolls, 11.6 grams of seeds, and 93.7% pre-frost; suitable for planting in Huanghuai, the Yangtze River Basin and the Northwest Inland Cotton Region. . High resistance to Verticillium wilt, Fusarium wilt and Helicoverpa armigera are excellent in cultivation experiments in Lulong, Hebei, Wensu, Xinjiang, Qianjiang, Hubei, Zhongshan, Guangxi, and Shangrao, Jiangxi. Generally, 360-430 kilograms of seed cotton are produced per mu, and the high yield can exceed 500 kilograms. The high-yield potential test for special protection in Shaanxi's southern Anhui reaches 633.7 kilograms per mu, which has passed the appraisal of scientific and technological achievements in Shandong Province.

Second, cultivation points

(1) For spring cotton and summer cotton. (2) Apply enough base fertilizer, apply more potassium, suitable phosphorus, and appropriate nitrogen fertilizer; rationalize the adjustment and set seedlings as early as possible. (3) There are about 2,000 per acre planted in Huang-Huai-Mian, 1,500 in the south of the Yangtze River and its area, and at least 6,000 in the Northwest inland. (4) Prevent and control pests such as cockroaches, cockroaches, and cockroaches in time, and do not control the general bollworm, blight, and verticillium wilt.

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