Rape cultivation: what are the common insect pests in rape?
What are the common insect pests in rape? How to control these pests? Please guide that the common pests in rape are mainly rape aphids and green insects, and the control methods can be listed as follows: rape aphids control methods: light occurrence fields, physical control methods can be used, that is, 10 yellow trapping plates are evenly placed per mu to trap and kill aphids. chemical control method, that is, 70% Amelol, 2.5% enemy killing, 25% acetamiprid and other chemical spray control. Control methods of Pieris rapae: in the peak period of young larvae, insecticides such as enemy killing and cypermethrin were selected to control. Rape downy mildew: pay attention to timely ditch drainage, reduce humidity, remove diseased leaves. Before or at the initial stage of the disease, 80% mancozeb, 70% Antaisheng, 50% enylmorpholine and other chemicals were sprayed and sprayed once every 10 days or so for 3 times. Click to get more rape planting techniques click to get more vegetable planting techniques
- Prev
Rape cultivation: which herbicides cannot be planted after using herbicides?
Which herbicides can not be used to grow rape? How long does it take to grow rape? Please introduce the herbicides that are harmful to rapeseed. Please refer to the following list: it takes 40 months to grow rape after the use of Proctor (imidazolyl nicotinic acid) and chlorosulfuron (diclorosulfuron, bean).
- Next
Rape cultivation: how to prevent and cure rape virus disease?
What harm does rape virus disease have? How to prevent and cure rape virus disease? Please introduce that virus disease is one of the main diseases of rapeseed, the affected plant affects the yield by about 20%, and the serious one is as high as 70%. It is generally more susceptible to the disease in years with little rain or in surrounding areas where vegetables are often grown. Rape virus disease prevention and control methods:.
Related
- The first cup of black tea in spring, the flavor and history of tea gardens in Kenya, Africa
- The computer can not only choose potatoes, but also grow tea rice. AI will grow winter oolong tea champion.
- It is not only the inflated tea bitten by insects, but also engraved with the four seasons tea in Beipu.
- The Oriental Beauty Tea Festival in Zhuxian County takes the stage at the weekend to experience the plus-size feast of oil tea.
- & quot; Oriental Beauty Tea & Exploration of Emei in Hsinchu, the hometown of quot;
- The new variety of strawberry "Tainong 1" dessert is the first choice with mellow aroma. Crimson gorgeous
- History of Tea in Taiwan: from Wild Inner Mountain to Export Tea Garden
- Two types of Taiwan Oriental Beauty Black Tea won the British three-Star Award for Childhood Tea Xiang Zhang Jiaqi changed from pilot to champion tea maker.
- Banana species and varieties: the planting history of Taiwan Xianren banana and dwarf banana is long, is banana disease resistant?
- Coffee planting Technology: Qianjie Coffee from Seedling to harvesting