ingathering
1.Late spring 7 weeks after Passover and the ingathering of the first harvest eg Wheat.
2."Celebrate the Feast of Weeks with the firstfruits of the wheat harvest, and the Feast of Ingathering at the turn of the year.
3.The optimal inoculation concentration is 1×10~7CPB/mL . The optimal Dendrolimus punctatus larvae for multiplication are 4 or 5 instar larvae. The optimal CPV ingathering time is13th or 14th day after inoculation.
