Symptoms of lack of trace elements molybdenum plant mainly in

Symptoms of lack of trace elements Kekai molybdenum bolts plant mainly in
1 small plant, susceptible pest damage .
2 , leaves green, between the veins of old leaves show chlorosis or thickening was waxy . Between the veins swollen to bend down . Such as tomato leaf curl upward to form the edge of the white spots and litter .
3 , nodules of leguminous crops are not developed .
4 , leguminous crops effectively reduce the number of branches and number of pods, seed weight decreased . Poor grain filling , delayed maturity , grain is not full . So crops in the seedling stage , flowering bud stage to the spraying of fertilizer Mo ( Ammonium ) 2 - 3 times, spraying is about 80-150 pounds per acre . Soybean seed filling stage to maturity requires the largest amount of molybdenum may be appropriate foliar spray to increase the yield and quality of soybeans.