韩束化妆品怎么样

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Tomatoes of thermophilic, appropriate temperature is 25 ~ 28 ℃ during the day, 16 ~ 18 ℃ at night. Below 15 ℃

, tomato seed germination, pollination, fertilization and tomato red affected: below 10 ℃, slow growth, reproductive growth is restrained, stem leaf stops growing when 5 ℃, 2 ℃ was chilling injury, 0 ℃ or freeze to death. Above 35 ℃ development affected, 40 ℃ higher than the physiological disorders and hot to death. Sufficient light, suitable temperature for nutrient accumulation and practice, promoting the healthy development of plants, to prevent moderate growth, enhance tomato disease resistance, resilience, and increase production. [3]

Humidity requirements

Principle is in addition to the germination, seedling emergence and points after engraftment slow seedling stage that requires high temperature and humidity, other times all don't need high humidity. Requirements for water in addition to colonize and flowering period and transfer period to properly before water control, other phases should ensure adequate water supply. [3]

Fertilization principle

Tomato fertilizer requirement is bigger, every period shall ensure that adequate nutrition, but the growth period of fertilizer

Quantity demand have certain differences, early focus on nitrogen fertilizer, the late on potash, phosphate fertilizer demand implement the growth period. But during the whole family to ensure that the demand for potash.