育成栽培[ikuseisaibai] vegetable and fruit growing
栽培[saibai] cultivation
栽培種[saibaishu] agricultural species
栽培所[saibaijo] plantation
純粋培養[junsuibaiyou] clean (pure) culture

促成栽培[sokuseisaibai] raising out-of-season crops with artificial heat
培う[tsuchikau] to cultivate
培養[baiyou] cultivation
培養液[baiyoueki] culture fluid
培地[baichi] culture medium

鋭鋒[eihou] brunt of attack or argument
先鋒[senpou] advance guard
兵鋒[heihou] the point of a sword
鋒先[hosaki] ear (e.g. of wheat)

鋒先[hokosaki] point of spear
舌鋒[zeppou] eloquence
急先鋒[kyuusenpou] van (of a movement)
鋒起[houki] uprising