2Mengandung neem-active compounds azadirachtin, meliantriol, gladiolus and salanin. Form of flour o

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PEST CONTROL AND DISEASE WITH PESTICIDES major problem faced by the farmers in the production activities are plant pests and natural disasters. To cope with pests and plant diseases farmers use chemical pesticides. Chemical pesticides are toxic substances that are dangerous to health and the environment, this is due to pesticides are pollutants gladiolus and free radicals that can propagate causing organ damage such as gene mutations and central nervous disorders. Besides the toxic chemical residues left behind in agricultural products can trigger cell damage, gladiolus premature aging and degenerative disease emergence. The negative impact of the use of chemical pesticides are: Pests become resistant (resistant) Explosion of new pests (resurgence) The buildup of chemical residues in the killing of natural enemies of crop pesticide is a pesticide plant base ingredients derived from plants or plant that actually is all around we. The use of botanical pesticides in addition to reducing environmental pollution, the price is relatively cheap when compared with chemical pesticides. How it works is very specific botanical pesticides are: Damaging the development of eggs, larvae and pupae Inhibit communication Disruptive skin replacement insects refuse to eat insects Causing female insects reproduction Inhibits appetite Reduce Blocking the ability of insects to eat insects Expel pathogenic disease progression Inhibiting Pesticides plant has several advantages and disadvantages. advantages of vegetable pestsida are as follows: Cheap and easy to make by farmers is relatively safe for the environment causing toxicity to plants is difficult generate immunity against pests Compatible combined gladiolus with other control measures Produce healthy agricultural products gladiolus as free of chemical pesticide residues While the drawbacks are: Power works relatively slow not directly kill the target's body is resistant to sunlight stored Intolerant Sometimes have repeatedly sprayed pesticide Plant Example 1. neem (Azadirachta indica)
2Mengandung neem-active compounds azadirachtin, meliantriol, gladiolus and salanin. Form of flour or liquid oil from the leaves of seed / fruit. Effectively prevent eating (antifeedant) for insects and plants gladiolus to prevent insect approaching (repellent) and systemic. Neem can create sterile insects, because it can disrupt the production of hormones and insect growth. Neem has a broad spectrum, effective for the control of soft-bodied insects (200 species), among others, grasshoppers, thrips, caterpillars, white butterfly, gladiolus etc.. Besides, it can also to control fungi (fungicides) in the preventive stage, causing fungal spores failed to germinate. The fungus that causes controlled include: powdery mildew, rot, leaf smallpox / scab, leaf rust and leaf spot. And prevents bacteria on powdery mildew (powdery mildew). Extracts of neem should be sprayed at the early stages of insect development, is sprayed on the leaves, sprayed on the roots of the plants to be absorbed and to control insects in the soil. 2. ROOTS TUBA (Deris eliptica)
Akar_tuba-2Senyawa that have been found include retenon. Retenon can be extracted using ether / acetone to 2-4% rotenone resin, is made into a concentrate of water. Rotenon gladiolus work as a very powerful cell poisons (insecticides) and as an insect antifeedant cause to stop eating. Insect death occurred a few hours to a few days after the famous rotenone. Rotenon can be mixed with pyrethrin / sulfur. Rotenon is a contact poison (not systemic) and a broad berpspektrum stomach poison. Rotenon can be used as a molluscicide (for molluscs), insecticides (for insects) and acaricides (mites). 3. Amethyst
Amethyst-2Kecubung are plants producing pharmaceuticals ingredients that have been known for thousands gladiolus of years. As a member of the Solanaceae tribe, these plants still sekerabat with datura, an ornamental plant with large trumpet-shaped flowers. Usually amethyst or purple and white flowering, but flowering hybrids gladiolus of different colors. It is estimated that this plant was first used as a medicine gladiolus in the tenth century. There amethyst originating from Southeast Asia, but there are also those who came from the Americas. Amethyst growing in the temperate pa