西(xi)瓜(gua)是(shi)夏(xia)季(ji)清(qing)熱(re)消(xiao)暑(shu)的(de)優(you)良(liang)食(shi)品(pin),人(ren)們(men)往(wang)往(wang)在(zai)食(shi)用(yong)西(xi)瓜(gua)紅(hong)瓤(rang)以(yi)後(hou),將(jiang)西(xi)瓜(gua)皮(pi)丟(diu)掉(diao)。其(qi)實(shi),西(xi)瓜(gua)皮(pi)營(ying)養(yang)豐(feng)富(fu),經(jing)簡(jian)單(dan)加(jia)工(gong),不(bu)僅(jin)可(ke)供(gong)人(ren)食(shi)用(yong),而(er)且(qie)可(ke)作(zuo)魚(yu)飼(si)料(liao)。在西瓜皮中,含有魚類所需的粗蛋白質、脂肪、粗纖維素和葉綠素等營養物質,還含有胡蘿卜素、硫胺素、抗壞血酸及鈣、磷、鐵等礦物鹽。用西瓜皮喂魚,適口性好,魚愛吃,易消化吸收,有利於魚的健康生長。
用西瓜皮喂魚,可采取打漿鮮喂和碾成粉狀幹喂兩種方法。1.打漿鮮喂:bashoujiqilaidexinxianxiguapixijing,yongdajiangjidachengguojiang。ranhou,jiangzhezhongjiangxiangyuchizhongquanchiposa,yonglaiweiyangtangyudeng,meigongqingyuchishuimianmeitianposaxiguapijiang1200-1500公(gong)斤(jin)。這(zhe)些(xie)西(xi)瓜(gua)皮(pi)漿(jiang)潑(po)灑(sa)到(dao)魚(yu)池(chi)水(shui)中(zhong)後(hou),除(chu)可(ke)直(zhi)接(jie)供(gong)魚(yu)攝(she)食(shi)外(wai),還(hai)能(neng)在(zai)細(xi)菌(jun)的(de)作(zuo)用(yong)下(xia),轉(zhuan)為(wei)水(shui)中(zhong)浮(fu)遊(you)生(sheng)物(wu)的(de)營(ying)養(yang),促(cu)進(jin)魚(yu)池(chi)中(zhong)浮(fu)遊(you)生(sheng)物(wu)的(de)增(zeng)殖(zhi),從(cong)而(er)起(qi)到(dao)投(tou)喂(wei)飼(si)料(liao)和(he)培(pei)肥(fei)水(shui)質(zhi)的(de)雙(shuang)重(zhong)作(zuo)用(yong)。2.破碎幹喂:把(ba)西(xi)瓜(gua)皮(pi)洗(xi)淨(jing),先(xian)用(yong)刨(pao)刀(dao)刨(pao)成(cheng)薄(bo)片(pian),然(ran)後(hou)曬(shai)幹(gan),再(zai)碾(nian)成(cheng)粉(fen)末(mo)狀(zhuang),投(tou)入(ru)魚(yu)池(chi)中(zhong)喂(wei)魚(yu)。投(tou)喂(wei)時(shi),結(jie)合(he)其(qi)它(ta)魚(yu)飼(si)料(liao),每(mei)公(gong)頃(qing)魚(yu)池(chi)每(mei)次(ci)投(tou)喂(wei)西(xi)瓜(gua)皮(pi)粉(fen)30-40公斤,每日可投喂3次。
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