Pesticide Chemistry in the 20th Century by Jack R. Plimmer

By Jack R. Plimmer

content material: Chlorinated pesticides : retrospect and prospect / G.T. Brooks --
The development of resistance mechanisms built opposed to pesticides / A.W.A. Brown --
improvement of the yank herbicide / E.F. Adler, W.L. Wright, and G.C. Klingman --
Mode of motion of herbicides / Donald E. Moreland --
The s-triazine herbicides / Enrico Knuesli --
The environmental chemistry of herbicides / Donald G. Crosby --
Fungicides : previous, current, and destiny / James G. Horsfall --
Metallo-organic fungicides / G.J.M. Van Der Kerk --
The sulfenimide fungicides / Gustave ok. Kohn --
the advance of agricultural antibiotics / Tomomasa Misato --
views of hormonal keep an eye on of insect improvement / J.B. Siddall --
Insect pheromones / Murray S. Blum --
Benzoylphenyl ureas : a brand new team of larvicides interfering with chitin deposition / A. Verloop and C.D. Ferrell --
Fourth new release pesticides / W.S. Bowers --
publish harvest responses and plant progress regulators / Morris Lieberman --
development regulators in flowering and fruit improvement / L.C. Luckwill.

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3). These compounds a r e h i g h l y effective h e r b i c i d e s t h a t s e l e c t i v e l y k i l l b r o a d l e a f weeds w i t h l i t t l e o r no damage t o g r a s s e s . They a r e s t i l l widely used to c o n t r o l b r o a d l e a f weeds i n c o r n , wheat, b a r l e y , sorghum, sugarcane, g r a s s p a s t u r e s , and i n turf. Dalapon, a c h l o r i n a t e d a l i p h a t i c a c i d , was intro­ d u c e d b y Dow C h e m i c a l i n 1953 (Fig. 3). I t i s a grass k i l l e r , c o n t r o l l i n g tough p e r e n n i a l grasses such as j o h n s o n g r a s s , b e r m u d a g r a s s , and q u a c k g r a s s .

D. ch003 3. ALDER ET AL. American Herbicide 41 Industry h i s t o r y of weed c o n t r o l has seen a s h i f t from the use o f a l l human e f f o r t , to animal power, to petroleump o w e r e d e q u i p m e n t , a n d now to chemical herbicides. U s i n g t h e same t i m e f r a m e s , t h e c r o p e n e r g y o u t p u t p e r man as m e a s u r e d by t h e n u m b e r o f p e o p l e f e d by one farmer i s presented in Figure 2. E a r l y man did w e l l to feed himself. , o n e man was a b l e t o p r o v i d e a l i t t l e m o r e f o o d t h a n he himself could eat.

Ch002 Carbaryl Pyrethrins T o b a c c o Budworm Cotton Spodoptera L i g h t - b r o w n A p p l e Moth House F l y T o b a c c o Moth Mushroom F l y Tex. Z. Sweden Fla. England and seemed t o p r e d i s p o s e t h e p e s t f o r a more r a p i d d e v e l o p m e n t o f carbamate-resistance. Resistance t o synergized pyrethrins devel­ oped i n a S w e d i s h h o u s e f l y p o p u l a t i o n j u s t 1 y e a r a f t e r i t h a d b e e n t a k e n o f f a c o n t r o l r e g i m e o f OP compounds f o l l o w i n g a grounding o f o r g a n o c h l o r i n e - r e s i s t a n c e .

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