[Method of production of maggot in winter in the countryside]
1990
Kyong, U. | Dong Lak, U. (Academy of Agricultural Science, Pyongyang (Korea Democratic People's Republic). Poultry Inst.)
Underground maggot breeding place was made by using natural heat such as sunlight, heating materials and so on. When the humidity was 50-60% in the reproduction place of fly, pig urine should be spread 0.03-0.7 ml/cm2 in order to increase the maggot production to 123-127%. The effect of pregnant pig urine was high, and the rational storage at 5-10 deg C was for 5 days
اظهر المزيد [+] اقل [-]الكلمات المفتاحية الخاصة بالمكنز الزراعي (أجروفوك)
المعلومات البيبليوغرافية
تم تزويد هذا السجل من قبل Academy of Sciences of the Democratic People's Republic of Korea